45237612 has 96 divisors (see below), whose sum is σ = 129669120. Its totient is φ = 11980800.

The previous prime is 45237583. The next prime is 45237623. The reversal of 45237612 is 21673254.

It is a self number, because there is not a number n which added to its sum of digits gives 45237612.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112612 + ... + 113012.

It is an arithmetic number, because the mean of its divisors is an integer number (1350720).

Almost surely, 2^45237612 is an apocalyptic number.

45237612 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45237612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64834560).

45237612 is an abundant number, since it is smaller than the sum of its proper divisors (84431508).

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

45237612 is a wasteful number, since it uses less digits than its factorization.

45237612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511 (or 509 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 45237612 is about 6725.8911677190. The cubic root of 45237612 is about 356.3142766139.

The spelling of 45237612 in words is "forty-five million, two hundred thirty-seven thousand, six hundred twelve".