45200988 has 36 divisors (see below), whose sum is σ = 130581360. Its totient is φ = 12914496.

The previous prime is 45200941. The next prime is 45200999. The reversal of 45200988 is 88900254.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×45200988² = 4086258632352288, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 89433 + ... + 89936.

It is an arithmetic number, because the mean of its divisors is an integer number (3627260).

Almost surely, 2^45200988 is an apocalyptic number.

It is an amenable number.

45200988 is an abundant number, since it is smaller than the sum of its proper divisors (85380372).

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

45200988 is a wasteful number, since it uses less digits than its factorization.

45200988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179386 (or 179381 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 45200988 is about 6723.1680032556. The cubic root of 45200988 is about 356.2180942802.

The spelling of 45200988 in words is "forty-five million, two hundred thousand, nine hundred eighty-eight".