56810038 has 16 divisors (see below), whose sum is σ = 91224000. Its totient is φ = 26452872.

The previous prime is 56810029. The next prime is 56810077. The reversal of 56810038 is 83001865.

It is a super-2 number, since 2×56810038² = 6454760835122888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56809991 and 56810009.

It is a congruent number.

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, 10428 + ... + 14911.

It is an arithmetic number, because the mean of its divisors is an integer number (5701500).

Almost surely, 2^56810038 is an apocalyptic number.

56810038 is a deficient number, since it is larger than the sum of its proper divisors (34413962).

56810038 is a wasteful number, since it uses less digits than its factorization.

56810038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25419.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 56810038 is about 7537.2433953004. The cubic root of 56810038 is about 384.4221115983.

The spelling of 56810038 in words is "fifty-six million, eight hundred ten thousand, thirty-eight".