56602906 has 4 divisors (see below), whose sum is σ = 84904362. Its totient is φ = 28301452.

The previous prime is 56602901. The next prime is 56602907. The reversal of 56602906 is 60920665.

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., 43678881 + 12924025 = 6609^2 + 3595^2 .

It is not an unprimeable number, because it can be changed into a prime (56602901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14150725 + ... + 14150728.

Almost surely, 2^56602906 is an apocalyptic number.

56602906 is a deficient number, since it is larger than the sum of its proper divisors (28301456).

56602906 is a wasteful number, since it uses less digits than its factorization.

56602906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28301455.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 56602906 is about 7523.4902804483. The cubic root of 56602906 is about 383.9543357519.

The spelling of 56602906 in words is "fifty-six million, six hundred two thousand, nine hundred six".