56943418 has 32 divisors (see below), whose sum is σ = 103213440. Its totient is φ = 23080896.

The previous prime is 56943401. The next prime is 56943433. The reversal of 56943418 is 81434965.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95730 + ... + 96322.

It is an arithmetic number, because the mean of its divisors is an integer number (3225420).

Almost surely, 2^56943418 is an apocalyptic number.

56943418 is a deficient number, since it is larger than the sum of its proper divisors (46270022).

56943418 is an equidigital number, since it uses as much as digits as its factorization.

56943418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 621 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 56943418 is about 7546.0862703788. The cubic root of 56943418 is about 384.7227283418.

The spelling of 56943418 in words is "fifty-six million, nine hundred forty-three thousand, four hundred eighteen".