56625000 has 112 divisors (see below), whose sum is σ = 178122720. Its totient is φ = 15000000.

The previous prime is 56624993. The next prime is 56625001. The reversal of 56625000 is 52665.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (56625001) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 374925 + ... + 375075.

Almost surely, 2^56625000 is an apocalyptic number.

56625000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56625000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89061360).

56625000 is an abundant number, since it is smaller than the sum of its proper divisors (121497720).

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

56625000 is an equidigital number, since it uses as much as digits as its factorization.

56625000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 56625000 is about 7524.9584716462. The cubic root of 56625000 is about 384.0042859765.

Adding to 56625000 its reverse (52665), we get a palindrome (56677665).

The spelling of 56625000 in words is "fifty-six million, six hundred twenty-five thousand".