45273912 has 16 divisors (see below), whose sum is σ = 113184840. Its totient is φ = 15091296.

The previous prime is 45273871. The next prime is 45273923. The reversal of 45273912 is 21937254.

45273912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 943183 + ... + 943230.

Almost surely, 2^45273912 is an apocalyptic number.

It is an amenable number.

45273912 is an abundant number, since it is smaller than the sum of its proper divisors (67910928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45273912 is a wasteful number, since it uses less digits than its factorization.

45273912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886422 (or 1886418 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 45273912 is about 6728.5891537528. The cubic root of 45273912 is about 356.4095568436.

The spelling of 45273912 in words is "forty-five million, two hundred seventy-three thousand, nine hundred twelve".