56820682 has 4 divisors (see below), whose sum is σ = 85231026. Its totient is φ = 28410340.

The previous prime is 56820679. The next prime is 56820727. The reversal of 56820682 is 28602865.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29582721 + 27237961 = 5439^2 + 5219^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14205169 + ... + 14205172.

Almost surely, 2^56820682 is an apocalyptic number.

56820682 is a deficient number, since it is larger than the sum of its proper divisors (28410344).

56820682 is a wasteful number, since it uses less digits than its factorization.

56820682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28410343.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 56820682 is about 7537.9494559197. The cubic root of 56820682 is about 384.4461187020.

The spelling of 56820682 in words is "fifty-six million, eight hundred twenty thousand, six hundred eighty-two".