56707628 has 12 divisors (see below), whose sum is σ = 104461560. Its totient is φ = 26861472.

The previous prime is 56707619. The next prime is 56707639. The reversal of 56707628 is 82670765.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373001 + ... + 373152.

It is an arithmetic number, because the mean of its divisors is an integer number (8705130).

Almost surely, 2^56707628 is an apocalyptic number.

It is an amenable number.

56707628 is a deficient number, since it is larger than the sum of its proper divisors (47753932).

56707628 is a wasteful number, since it uses less digits than its factorization.

56707628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746176 (or 746174 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 56707628 is about 7530.4467330963. The cubic root of 56707628 is about 384.1909766918.

The spelling of 56707628 in words is "fifty-six million, seven hundred seven thousand, six hundred twenty-eight".