45415524 has 96 divisors (see below), whose sum is σ = 137926656. Its totient is φ = 11278080.

The previous prime is 45415507. The next prime is 45415553. The reversal of 45415524 is 42551454.

It is a junction number, because it is equal to n+sod(n) for n = 45415491 and 45415500.

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, 20184 + ... + 22320.

It is an arithmetic number, because the mean of its divisors is an integer number (1436736).

Almost surely, 2^45415524 is an apocalyptic number.

45415524 is a gapful number since it is divisible by the number (44) 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 45415524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68963328).

45415524 is an abundant number, since it is smaller than the sum of its proper divisors (92511132).

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

45415524 is a wasteful number, since it uses less digits than its factorization.

45415524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185 (or 2183 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 45415524 is about 6739.1040947592. The cubic root of 45415524 is about 356.7807738472.

Adding to 45415524 its reverse (42551454), we get a palindrome (87966978).

The spelling of 45415524 in words is "forty-five million, four hundred fifteen thousand, five hundred twenty-four".