56103256 has 64 divisors (see below), whose sum is σ = 122238720. Its totient is φ = 23886720.

The previous prime is 56103253. The next prime is 56103259. The reversal of 56103256 is 65230165.

It is an interprime number because it is at equal distance from previous prime (56103253) and next prime (56103259).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56103251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107011 + ... + 107533.

It is an arithmetic number, because the mean of its divisors is an integer number (1909980).

Almost surely, 2^56103256 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 56103256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61119360).

56103256 is an abundant number, since it is smaller than the sum of its proper divisors (66135464).

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

56103256 is a wasteful number, since it uses less digits than its factorization.

56103256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 56103256 is about 7490.2106779449. The cubic root of 56103256 is about 382.8212369662.

The spelling of 56103256 in words is "fifty-six million, one hundred three thousand, two hundred fifty-six".