56671344 has 30 divisors (see below), whose sum is σ = 158601456. Its totient is φ = 18890400.

The previous prime is 56671343. The next prime is 56671369. The reversal of 56671344 is 44317665.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 56671299 and 56671308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56671343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 196632 + ... + 196919.

Almost surely, 2^56671344 is an apocalyptic number.

It is an amenable number.

56671344 is an abundant number, since it is smaller than the sum of its proper divisors (101930112).

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

56671344 is a wasteful number, since it uses less digits than its factorization.

56671344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393565 (or 393556 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 56671344 is about 7528.0371943821. The cubic root of 56671344 is about 384.1090185256.

The spelling of 56671344 in words is "fifty-six million, six hundred seventy-one thousand, three hundred forty-four".