56250032 has 40 divisors (see below), whose sum is σ = 117544560. Its totient is φ = 25989120.

The previous prime is 56250017. The next prime is 56250037. The reversal of 56250032 is 23005265.

It is a happy number.

56250032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56250032² = 6328132200002048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56250037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10208 + ... + 14720.

It is an arithmetic number, because the mean of its divisors is an integer number (2938614).

Almost surely, 2^56250032 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 56250032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58772280).

56250032 is an abundant number, since it is smaller than the sum of its proper divisors (61294528).

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

56250032 is a wasteful number, since it uses less digits than its factorization.

56250032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581 (or 4575 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 56250032 is about 7500.0021333330. The cubic root of 56250032 is about 383.1547888542.

Adding to 56250032 its reverse (23005265), we get a palindrome (79255297).

The spelling of 56250032 in words is "fifty-six million, two hundred fifty thousand, thirty-two".