56015250 has 32 divisors (see below), whose sum is σ = 139815936. Its totient is φ = 14937200.

The previous prime is 56015243. The next prime is 56015257. The reversal of 56015250 is 5251065.

It is an interprime number because it is at equal distance from previous prime (56015243) and next prime (56015257).

It is a self number, because there is not a number n which added to its sum of digits gives 56015250.

It is not an unprimeable number, because it can be changed into a prime (56015257) 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, 36594 + ... + 38093.

It is an arithmetic number, because the mean of its divisors is an integer number (4369248).

Almost surely, 2^56015250 is an apocalyptic number.

56015250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56015250 is an abundant number, since it is smaller than the sum of its proper divisors (83800686).

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

56015250 is a wasteful number, since it uses less digits than its factorization.

56015250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74707 (or 74697 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 56015250 is about 7484.3336376728. Note that the first 3 decimals coincide. The cubic root of 56015250 is about 382.6209622127.

It can be divided in two parts, 56015 and 250, that added together give a palindrome (56265).

The spelling of 56015250 in words is "fifty-six million, fifteen thousand, two hundred fifty".