56781082 has 16 divisors (see below), whose sum is σ = 89883360. Its totient is φ = 26827632.

The previous prime is 56781077. The next prime is 56781107. The reversal of 56781082 is 28018765.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15148 + ... + 18520.

It is an arithmetic number, because the mean of its divisors is an integer number (5617710).

Almost surely, 2^56781082 is an apocalyptic number.

56781082 is a deficient number, since it is larger than the sum of its proper divisors (33102278).

56781082 is a wasteful number, since it uses less digits than its factorization.

56781082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 56781082 is about 7535.3222890597. The cubic root of 56781082 is about 384.3567873539.

The spelling of 56781082 in words is "fifty-six million, seven hundred eighty-one thousand, eighty-two".