45931895 has 4 divisors (see below), whose sum is σ = 55118280. Its totient is φ = 36745512.

The previous prime is 45931889. The next prime is 45931903. The reversal of 45931895 is 59813954.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45931895 is a prime.

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, 4593185 + ... + 4593194.

It is an arithmetic number, because the mean of its divisors is an integer number (13779570).

Almost surely, 2^45931895 is an apocalyptic number.

45931895 is a deficient number, since it is larger than the sum of its proper divisors (9186385).

45931895 is an equidigital number, since it uses as much as digits as its factorization.

45931895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9186384.

The product of its digits is 194400, while the sum is 44.

The square root of 45931895 is about 6777.3073561703. The cubic root of 45931895 is about 358.1278711570.

The spelling of 45931895 in words is "forty-five million, nine hundred thirty-one thousand, eight hundred ninety-five".