56873828 has 12 divisors (see below), whose sum is σ = 108577392. Its totient is φ = 25851720.

The previous prime is 56873813. The next prime is 56873837. The reversal of 56873828 is 82837865.

It is a super-2 number, since 2×56873828² = 6469264622747168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646250 + ... + 646337.

It is an arithmetic number, because the mean of its divisors is an integer number (9048116).

Almost surely, 2^56873828 is an apocalyptic number.

It is an amenable number.

56873828 is a deficient number, since it is larger than the sum of its proper divisors (51703564).

56873828 is a wasteful number, since it uses less digits than its factorization.

56873828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292602 (or 1292600 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 56873828 is about 7541.4738612555. The cubic root of 56873828 is about 384.5659424814.

The spelling of 56873828 in words is "fifty-six million, eight hundred seventy-three thousand, eight hundred twenty-eight".