56803128 has 16 divisors (see below), whose sum is σ = 142007880. Its totient is φ = 18934368.

The previous prime is 56803127. The next prime is 56803183. The reversal of 56803128 is 82130865.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56803127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1183375 + ... + 1183422.

Almost surely, 2^56803128 is an apocalyptic number.

It is an amenable number.

56803128 is an abundant number, since it is smaller than the sum of its proper divisors (85204752).

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

56803128 is a wasteful number, since it uses less digits than its factorization.

56803128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366806 (or 2366802 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 56803128 is about 7536.7849909627. The cubic root of 56803128 is about 384.4065247725.

The spelling of 56803128 in words is "fifty-six million, eight hundred three thousand, one hundred twenty-eight".