45036320 has 96 divisors (see below), whose sum is σ = 123379200. Its totient is φ = 15215616.

The previous prime is 45036319. The next prime is 45036331. The reversal of 45036320 is 2363054.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88226 + ... + 88734.

It is an arithmetic number, because the mean of its divisors is an integer number (1285200).

Almost surely, 2^45036320 is an apocalyptic number.

45036320 is a gapful number since it is divisible by the number (40) 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 45036320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61689600).

45036320 is an abundant number, since it is smaller than the sum of its proper divisors (78342880).

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

45036320 is a wasteful number, since it uses less digits than its factorization.

45036320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 45036320 is about 6710.9105194452. The cubic root of 45036320 is about 355.7849983190.

Adding to 45036320 its reverse (2363054), we get a palindrome (47399374).

The spelling of 45036320 in words is "forty-five million, thirty-six thousand, three hundred twenty".