45237800 has 24 divisors (see below), whose sum is σ = 105178350. Its totient is φ = 18095040.

The previous prime is 45237769. The next prime is 45237821. The reversal of 45237800 is 873254.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 40424164 + 4813636 = 6358^2 + 2194^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112895 + ... + 113294.

Almost surely, 2^45237800 is an apocalyptic number.

45237800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45237800 is an abundant number, since it is smaller than the sum of its proper divisors (59940550).

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

45237800 is a wasteful number, since it uses less digits than its factorization.

45237800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226205 (or 226196 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 45237800 is about 6725.9051435476. The cubic root of 45237800 is about 356.3147702075.

The spelling of 45237800 in words is "forty-five million, two hundred thirty-seven thousand, eight hundred".