123252256 has 24 divisors (see below), whose sum is σ = 242902800. Its totient is φ = 61562688.

The previous prime is 123252253. The next prime is 123252257. The reversal of 123252256 is 652252321.

It is a super-2 number, since 2×123252256² = 30382237218179072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123252253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53235 + ... + 55501.

It is an arithmetic number, because the mean of its divisors is an integer number (10120950).

Almost surely, 2^123252256 is an apocalyptic number.

123252256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

123252256 is a deficient number, since it is larger than the sum of its proper divisors (119650544).

123252256 is a wasteful number, since it uses less digits than its factorization.

123252256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3976 (or 3968 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 123252256 is about 11101.9032602523. The cubic root of 123252256 is about 497.6587286756.

The spelling of 123252256 in words is "one hundred twenty-three million, two hundred fifty-two thousand, two hundred fifty-six".