45912 has 16 divisors (see below), whose sum is σ = 114840. Its totient is φ = 15296.

The previous prime is 45893. The next prime is 45943. The reversal of 45912 is 21954.

45912 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

45912 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933 + ... + 980.

2⁴⁵⁹¹² is an apocalyptic number.

It is an amenable number.

45912 is an abundant number, since it is smaller than the sum of its proper divisors (68928).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57420).

45912 is a wasteful number, since it uses less digits than its factorization.

45912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922 (or 1918 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 45912 is about 214.2708566278. The cubic root of 45912 is about 35.8076157034.

The spelling of 45912 in words is "forty-five thousand, nine hundred twelve".