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4974256 = 247231931
BaseRepresentation
bin10010111110011010110000
3100100201101201
4102332122300
52233134011
6254340544
760165130
oct22763260
910321351
104974256
112898261
1217ba754
131052161
14936ac0
15683cc1
hex4be6b0

4974256 has 40 divisors (see below), whose sum is σ = 11499264. Its totient is φ = 2038080.

The previous prime is 4974241. The next prime is 4974287. The reversal of 4974256 is 6524794.

It is a super-3 number, since 3×49742563 (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1611 + ... + 3541.

Almost surely, 24974256 is an apocalyptic number.

4974256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4974256 is the 1288-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4974256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5749632).

4974256 is an abundant number, since it is smaller than the sum of its proper divisors (6525008).

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

4974256 is a wasteful number, since it uses less digits than its factorization.

4974256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969 (or 1963 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 4974256 is about 2230.3040151513. The cubic root of 4974256 is about 170.7036120645.

It can be divided in two parts, 497 and 4256, that added together give a triangular number (4753 = T97).

The spelling of 4974256 in words is "four million, nine hundred seventy-four thousand, two hundred fifty-six".

Divisors: 1 2 4 7 8 14 16 23 28 46 56 92 112 161 184 322 368 644 1288 1931 2576 3862 7724 13517 15448 27034 30896 44413 54068 88826 108136 177652 216272 310891 355304 621782 710608 1243564 2487128 4974256