45397868 has 24 divisors (see below), whose sum is σ = 80720640. Its totient is φ = 22338000.

The previous prime is 45397867. The next prime is 45397873. The reversal of 45397868 is 86879354.

It is not an unprimeable number, because it can be changed into a prime (45397867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103193 + ... + 103631.

It is an arithmetic number, because the mean of its divisors is an integer number (3363360).

Almost surely, 2^45397868 is an apocalyptic number.

It is an amenable number.

45397868 is a deficient number, since it is larger than the sum of its proper divisors (35322772).

45397868 is a wasteful number, since it uses less digits than its factorization.

45397868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 795 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 50.

The square root of 45397868 is about 6737.7940010066. The cubic root of 45397868 is about 356.7345331400.

The spelling of 45397868 in words is "forty-five million, three hundred ninety-seven thousand, eight hundred sixty-eight".