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26797134 = 23713172887
BaseRepresentation
bin110011000111…
…0010001001110
31212102102202110
41212032101032
523330002014
62354204450
7443525520
oct146162116
955372673
1026797134
11141430a1
128b83726
1357231c0
1437b7a10
152544d59
hex198e44e

26797134 has 64 divisors (see below), whose sum is σ = 69866496. Its totient is φ = 6649344.

The previous prime is 26797091. The next prime is 26797193. The reversal of 26797134 is 43179762.

It is a super-2 number, since 2×267971342 = 1436172781227912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 26797092 and 26797101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7839 + ... + 10725.

It is an arithmetic number, because the mean of its divisors is an integer number (1091664).

Almost surely, 226797134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26797134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34933248).

26797134 is an abundant number, since it is smaller than the sum of its proper divisors (43069362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26797134 is a wasteful number, since it uses less digits than its factorization.

26797134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929.

The product of its digits is 63504, while the sum is 39.

The square root of 26797134 is about 5176.5948267177. The cubic root of 26797134 is about 299.2467547660.

The spelling of 26797134 in words is "twenty-six million, seven hundred ninety-seven thousand, one hundred thirty-four".

Divisors: 1 2 3 6 7 13 14 17 21 26 34 39 42 51 78 91 102 119 182 221 238 273 357 442 546 663 714 1326 1547 2887 3094 4641 5774 8661 9282 17322 20209 37531 40418 49079 60627 75062 98158 112593 121254 147237 225186 262717 294474 343553 525434 638027 687106 788151 1030659 1276054 1576302 1914081 2061318 3828162 4466189 8932378 13398567 26797134