45525020 has 12 divisors (see below), whose sum is σ = 95602584. Its totient is φ = 18210000.

The previous prime is 45525001. The next prime is 45525061. The reversal of 45525020 is 2052554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1138106 + ... + 1138145.

It is an arithmetic number, because the mean of its divisors is an integer number (7966882).

Almost surely, 2^45525020 is an apocalyptic number.

It is an amenable number.

45525020 is an abundant number, since it is smaller than the sum of its proper divisors (50077564).

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

45525020 is a wasteful number, since it uses less digits than its factorization.

45525020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276260 (or 2276258 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 45525020 is about 6747.2231325190. The cubic root of 45525020 is about 357.0672743673.

Adding to 45525020 its reverse (2052554), we get a palindrome (47577574).

The spelling of 45525020 in words is "forty-five million, five hundred twenty-five thousand, twenty".