45525816 has 96 divisors (see below), whose sum is σ = 143395200. Its totient is φ = 12778560.

The previous prime is 45525803. The next prime is 45525871. The reversal of 45525816 is 61852554.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28971 + ... + 30501.

It is an arithmetic number, because the mean of its divisors is an integer number (1493700).

Almost surely, 2^45525816 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 45525816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71697600).

45525816 is an abundant number, since it is smaller than the sum of its proper divisors (97869384).

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

45525816 is a wasteful number, since it uses less digits than its factorization.

45525816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1602 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 45525816 is about 6747.2821194908. The cubic root of 45525816 is about 357.0693554493.

The spelling of 45525816 in words is "forty-five million, five hundred twenty-five thousand, eight hundred sixteen".