56628351 has 36 divisors (see below), whose sum is σ = 91505856. Its totient is φ = 33696000.

The previous prime is 56628349. The next prime is 56628353. The reversal of 56628351 is 15382665.

56628351 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 (56628349) and next prime (56628353).

It is not a de Polignac number, because 56628351 - 2¹ = 56628349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56628353) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 46551 + ... + 47751.

Almost surely, 2^56628351 is an apocalyptic number.

56628351 is a deficient number, since it is larger than the sum of its proper divisors (34877505).

56628351 is a wasteful number, since it uses less digits than its factorization.

56628351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264 (or 1248 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 56628351 is about 7525.1811273882. The cubic root of 56628351 is about 384.0118607990.

The spelling of 56628351 in words is "fifty-six million, six hundred twenty-eight thousand, three hundred fifty-one".