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872964 = 223359137
BaseRepresentation
bin11010101001000000100
31122100111000
43111020010
5210413324
630413300
710264041
oct3251004
91570430
10872964
11546964
12361230
13247461
1418a1c8
151239c9
hexd5204

872964 has 48 divisors (see below), whose sum is σ = 2318400. Its totient is φ = 283968.

The previous prime is 872959. The next prime is 872999. The reversal of 872964 is 469278.

It is a super-2 number, since 2×8729642 = 1524132290592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

872964 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6304 + ... + 6440.

It is an arithmetic number, because the mean of its divisors is an integer number (48300).

2872964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 872964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1159200).

872964 is an abundant number, since it is smaller than the sum of its proper divisors (1445436).

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

872964 is a wasteful number, since it uses less digits than its factorization.

872964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 201 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 872964 is about 934.3254251063. The cubic root of 872964 is about 95.5723162315.

The spelling of 872964 in words is "eight hundred seventy-two thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 59 108 118 137 177 236 274 354 411 531 548 708 822 1062 1233 1593 1644 2124 2466 3186 3699 4932 6372 7398 8083 14796 16166 24249 32332 48498 72747 96996 145494 218241 290988 436482 872964