45717856 has 24 divisors (see below), whose sum is σ = 91244664. Its totient is φ = 22544640.

The previous prime is 45717827. The next prime is 45717869. The reversal of 45717856 is 65871754.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7450 + ... + 12121.

It is an arithmetic number, because the mean of its divisors is an integer number (3801861).

Almost surely, 2^45717856 is an apocalyptic number.

It is an amenable number.

45717856 is a deficient number, since it is larger than the sum of its proper divisors (45526808).

45717856 is a wasteful number, since it uses less digits than its factorization.

45717856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19654 (or 19646 counting only the distinct ones).

The product of its digits is 235200, while the sum is 43.

The square root of 45717856 is about 6761.4980588624. The cubic root of 45717856 is about 357.5707223118.

The spelling of 45717856 in words is "forty-five million, seven hundred seventeen thousand, eight hundred fifty-six".