45397825 has 12 divisors (see below), whose sum is σ = 61411248. Its totient is φ = 33016400.

The previous prime is 45397813. The next prime is 45397831. The reversal of 45397825 is 52879354.

45397825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45397825 - 2¹³ = 45389633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82267 + ... + 82816.

It is an arithmetic number, because the mean of its divisors is an integer number (5117604).

Almost surely, 2^45397825 is an apocalyptic number.

It is an amenable number.

45397825 is a deficient number, since it is larger than the sum of its proper divisors (16013423).

45397825 is a wasteful number, since it uses less digits than its factorization.

45397825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165104 (or 165099 counting only the distinct ones).

The product of its digits is 302400, while the sum is 43.

The square root of 45397825 is about 6737.7908100504. The cubic root of 45397825 is about 356.7344205093.

The spelling of 45397825 in words is "forty-five million, three hundred ninety-seven thousand, eight hundred twenty-five".