45387700 has 18 divisors (see below), whose sum is σ = 98491526. Its totient is φ = 18155040.

The previous prime is 45387691. The next prime is 45387707. The reversal of 45387700 is 778354.

It can be written as a sum of positive squares in 3 ways, for example, as 3111696 + 42276004 = 1764^2 + 6502^2 .

It is a super-2 number, since 2×45387700² = 4120086622580000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45387707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226839 + ... + 227038.

Almost surely, 2^45387700 is an apocalyptic number.

It is an amenable number.

45387700 is an abundant number, since it is smaller than the sum of its proper divisors (53103826).

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

45387700 is a wasteful number, since it uses less digits than its factorization.

45387700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453891 (or 453884 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 45387700 is about 6737.0394091173. The cubic root of 45387700 is about 356.7078979129.

The spelling of 45387700 in words is "forty-five million, three hundred eighty-seven thousand, seven hundred".