45399008 has 24 divisors (see below), whose sum is σ = 90461448. Its totient is φ = 22424704.

The previous prime is 45398953. The next prime is 45399017. The reversal of 45399008 is 80099354.

It is a super-2 number, since 2×45399008² = 4122139854768128, which contains 22 as substring.

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, 5891 + ... + 11202.

It is an arithmetic number, because the mean of its divisors is an integer number (3769227).

Almost surely, 2^45399008 is an apocalyptic number.

It is an amenable number.

45399008 is a deficient number, since it is larger than the sum of its proper divisors (45062440).

45399008 is a wasteful number, since it uses less digits than its factorization.

45399008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17186 (or 17178 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 45399008 is about 6737.8785978971. The cubic root of 45399008 is about 356.7375191390.

The spelling of 45399008 in words is "forty-five million, three hundred ninety-nine thousand, eight".