56234040 has 64 divisors (see below), whose sum is σ = 169464960. Its totient is φ = 14928000.

The previous prime is 56234039. The next prime is 56234041. The reversal of 56234040 is 4043265.

It is an interprime number because it is at equal distance from previous prime (56234039) and next prime (56234041).

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

It is a self number, because there is not a number n which added to its sum of digits gives 56234040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56234041) 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, 29187 + ... + 31053.

It is an arithmetic number, because the mean of its divisors is an integer number (2647890).

Almost surely, 2^56234040 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 56234040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84732480).

56234040 is an abundant number, since it is smaller than the sum of its proper divisors (113230920).

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

56234040 is a wasteful number, since it uses less digits than its factorization.

56234040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132 (or 2128 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 56234040 is about 7498.9359245162. The cubic root of 56234040 is about 383.1184748473.

The spelling of 56234040 in words is "fifty-six million, two hundred thirty-four thousand, forty".