45245616 has 80 divisors (see below), whose sum is σ = 129991680. Its totient is φ = 13466880.

The previous prime is 45245611. The next prime is 45245617. The reversal of 45245616 is 61654254.

It is not an unprimeable number, because it can be changed into a prime (45245611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18175 + ... + 20513.

It is an arithmetic number, because the mean of its divisors is an integer number (1624896).

Almost surely, 2^45245616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45245616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64995840).

45245616 is an abundant number, since it is smaller than the sum of its proper divisors (84746064).

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

45245616 is a wasteful number, since it uses less digits than its factorization.

45245616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394 (or 2388 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 45245616 is about 6726.4861554901. The cubic root of 45245616 is about 356.3352898900.

The spelling of 45245616 in words is "forty-five million, two hundred forty-five thousand, six hundred sixteen".