255562538 has 24 divisors (see below), whose sum is σ = 486471744. Its totient is φ = 99569400.

The previous prime is 255562537. The next prime is 255562603. The reversal of 255562538 is 835265552.

It is a junction number, because it is equal to n+sod(n) for n = 255562495 and 255562504.

It is not an unprimeable number, because it can be changed into a prime (255562537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117458 + ... + 119613.

It is an arithmetic number, because the mean of its divisors is an integer number (20269656).

Almost surely, 2^255562538 is an apocalyptic number.

255562538 is a deficient number, since it is larger than the sum of its proper divisors (230909206).

255562538 is a wasteful number, since it uses less digits than its factorization.

255562538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237098 (or 237091 counting only the distinct ones).

The product of its digits is 360000, while the sum is 41.

The square root of 255562538 is about 15986.3234672641. The cubic root of 255562538 is about 634.5985335116.

The spelling of 255562538 in words is "two hundred fifty-five million, five hundred sixty-two thousand, five hundred thirty-eight".