45673912 has 32 divisors (see below), whose sum is σ = 90478080. Its totient is φ = 21581280.

The previous prime is 45673907. The next prime is 45673919. The reversal of 45673912 is 21937654.

It is a super-2 number, since 2×45673912² = 4172212474767488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45673919) 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, 8523 + ... + 12805.

It is an arithmetic number, because the mean of its divisors is an integer number (2827440).

Almost surely, 2^45673912 is an apocalyptic number.

It is an amenable number.

45673912 is a deficient number, since it is larger than the sum of its proper divisors (44804168).

45673912 is a wasteful number, since it uses less digits than its factorization.

45673912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363 (or 4359 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 45673912 is about 6758.2477018825. The cubic root of 45673912 is about 357.4561199342.

The spelling of 45673912 in words is "forty-five million, six hundred seventy-three thousand, nine hundred twelve".