56678355 has 24 divisors (see below), whose sum is σ = 98618832. Its totient is φ = 30112704.

The previous prime is 56678351. The next prime is 56678393. The reversal of 56678355 is 55387665.

56678355 is a `hidden beast` number, since 566 + 7 + 83 + 5 + 5 = 666.

It is not a de Polignac number, because 56678355 - 2² = 56678351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 56678355.

It is not an unprimeable number, because it can be changed into a prime (56678351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10192 + ... + 14738.

It is an arithmetic number, because the mean of its divisors is an integer number (4109118).

Almost surely, 2^56678355 is an apocalyptic number.

56678355 is a deficient number, since it is larger than the sum of its proper divisors (41940477).

56678355 is a wasteful number, since it uses less digits than its factorization.

56678355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4835 (or 4832 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The square root of 56678355 is about 7528.5028392105. The cubic root of 56678355 is about 384.1248576728.

The spelling of 56678355 in words is "fifty-six million, six hundred seventy-eight thousand, three hundred fifty-five".