56071328 has 12 divisors (see below), whose sum is σ = 110390490. Its totient is φ = 28035648.

The previous prime is 56071319. The next prime is 56071331. The reversal of 56071328 is 82317065.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 55771024 + 300304 = 7468^2 + 548^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1752229 = 56071328 / (5 + 6 + 0 + 7 + 1 + 3 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 56071294 and 56071303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 876083 + ... + 876146.

Almost surely, 2^56071328 is an apocalyptic number.

It is an amenable number.

56071328 is a deficient number, since it is larger than the sum of its proper divisors (54319162).

56071328 is a wasteful number, since it uses less digits than its factorization.

56071328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752239 (or 1752231 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 56071328 is about 7488.0790594117. The cubic root of 56071328 is about 382.7486028229.

The spelling of 56071328 in words is "fifty-six million, seventy-one thousand, three hundred twenty-eight".