45642808 has 16 divisors (see below), whose sum is σ = 85742280. Its totient is φ = 22778208.

The previous prime is 45642791. The next prime is 45642829. The reversal of 45642808 is 80824654.

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, 666 + ... + 9577.

Almost surely, 2^45642808 is an apocalyptic number.

It is an amenable number.

45642808 is a deficient number, since it is larger than the sum of its proper divisors (40099472).

45642808 is a wasteful number, since it uses less digits than its factorization.

45642808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10806 (or 10802 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 45642808 is about 6755.9461217508. The cubic root of 45642808 is about 357.3749587966.

It can be divided in two parts, 456 and 42808, that added together give a square (43264 = 208²).

The spelling of 45642808 in words is "forty-five million, six hundred forty-two thousand, eight hundred eight".