56260440 has 128 divisors (see below), whose sum is σ = 189604800. Its totient is φ = 14837760.

The previous prime is 56260433. The next prime is 56260441. The reversal of 56260440 is 4406265.

It is a happy number.

56260440 is a `hidden beast` number, since 56 + 2 + 604 + 4 + 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 (56260441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121810 + ... + 122270.

Almost surely, 2^56260440 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 56260440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94802400).

56260440 is an abundant number, since it is smaller than the sum of its proper divisors (133344360).

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

56260440 is a wasteful number, since it uses less digits than its factorization.

56260440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 584 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 56260440 is about 7500.6959677086. The cubic root of 56260440 is about 383.1784192355.

The spelling of 56260440 in words is "fifty-six million, two hundred sixty thousand, four hundred forty".