45306912 has 48 divisors (see below), whose sum is σ = 135922752. Its totient is φ = 12944640.

The previous prime is 45306901. The next prime is 45306929. The reversal of 45306912 is 21960354.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 45306912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33039 + ... + 34382.

It is an arithmetic number, because the mean of its divisors is an integer number (2831724).

Almost surely, 2^45306912 is an apocalyptic number.

45306912 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45306912 is an abundant number, since it is smaller than the sum of its proper divisors (90615840).

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

45306912 is a wasteful number, since it uses less digits than its factorization.

45306912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67441 (or 67433 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 45306912 is about 6731.0409299008. The cubic root of 45306912 is about 356.4961310491.

The spelling of 45306912 in words is "forty-five million, three hundred six thousand, nine hundred twelve".