56412240 has 40 divisors (see below), whose sum is σ = 174878688. Its totient is φ = 15043200.

The previous prime is 56412233. The next prime is 56412247. The reversal of 56412240 is 4221465.

It is an interprime number because it is at equal distance from previous prime (56412233) and next prime (56412247).

It is a tau number, because it is divible by the number of its divisors (40).

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 56412240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56412247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117286 + ... + 117765.

Almost surely, 2^56412240 is an apocalyptic number.

It is an amenable number.

56412240 is an abundant number, since it is smaller than the sum of its proper divisors (118466448).

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

56412240 is a wasteful number, since it uses less digits than its factorization.

56412240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235067 (or 235061 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 56412240 is about 7510.8082121700. The cubic root of 56412240 is about 383.5227360595.

The spelling of 56412240 in words is "fifty-six million, four hundred twelve thousand, two hundred forty".