56425136 has 40 divisors (see below), whose sum is σ = 115639920. Its totient is φ = 26597376.

The previous prime is 56425099. The next prime is 56425139. The reversal of 56425136 is 63152465.

It is not an unprimeable number, because it can be changed into a prime (56425139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94856 + ... + 95448.

It is an arithmetic number, because the mean of its divisors is an integer number (2890998).

Almost surely, 2^56425136 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 56425136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57819960).

56425136 is an abundant number, since it is smaller than the sum of its proper divisors (59214784).

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

56425136 is a wasteful number, since it uses less digits than its factorization.

56425136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933 (or 927 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 56425136 is about 7511.6666592708. Note that the first 4 decimals coincide. The cubic root of 56425136 is about 383.5519586322.

The spelling of 56425136 in words is "fifty-six million, four hundred twenty-five thousand, one hundred thirty-six".