56328628 has 12 divisors (see below), whose sum is σ = 98846272. Its totient is φ = 28086840.

The previous prime is 56328619. The next prime is 56328637. The reversal of 56328628 is 82682365.

56328628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56328619) and next prime (56328637).

It is a super-3 number, since 3×56328628³ (a number of 24 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17718 + ... + 20653.

Almost surely, 2^56328628 is an apocalyptic number.

It is an amenable number.

56328628 is a deficient number, since it is larger than the sum of its proper divisors (42517644).

56328628 is a wasteful number, since it uses less digits than its factorization.

56328628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38742 (or 38740 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 56328628 is about 7505.2400361348. The cubic root of 56328628 is about 383.3331616046. Note that the first 3 decimals are identical.

The spelling of 56328628 in words is "fifty-six million, three hundred twenty-eight thousand, six hundred twenty-eight".