56828356 has 12 divisors (see below), whose sum is σ = 107099692. Its totient is φ = 26228448.

The previous prime is 56828347. The next prime is 56828417. The reversal of 56828356 is 65382865.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26357956 + 30470400 = 5134^2 + 5520^2 .

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, 546375 + ... + 546478.

Almost surely, 2^56828356 is an apocalyptic number.

It is an amenable number.

56828356 is a deficient number, since it is larger than the sum of its proper divisors (50271336).

56828356 is a wasteful number, since it uses less digits than its factorization.

56828356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092870 (or 1092868 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 56828356 is about 7538.4584631077. The cubic root of 56828356 is about 384.4634252332.

The spelling of 56828356 in words is "fifty-six million, eight hundred twenty-eight thousand, three hundred fifty-six".