56425140 has 48 divisors (see below), whose sum is σ = 175546560. Its totient is φ = 15046560.

The previous prime is 56425139. The next prime is 56425147. The reversal of 56425140 is 4152465.

56425140 is a `hidden beast` number, since 5 + 642 + 5 + 14 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56425147) 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, 51706 + ... + 52785.

It is an arithmetic number, because the mean of its divisors is an integer number (3657220).

Almost surely, 2^56425140 is an apocalyptic number.

It is an amenable number.

56425140 is an abundant number, since it is smaller than the sum of its proper divisors (119121420).

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

56425140 is a wasteful number, since it uses less digits than its factorization.

56425140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104509 (or 104501 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 56425140 is about 7511.6669255233. Note that the first 3 decimals coincide. The cubic root of 56425140 is about 383.5519676956.

It can be divided in two parts, 56425 and 140, that added together give a palindrome (56565).

The spelling of 56425140 in words is "fifty-six million, four hundred twenty-five thousand, one hundred forty".