45443508 has 24 divisors (see below), whose sum is σ = 115674720. Its totient is φ = 13770720.

The previous prime is 45443477. The next prime is 45443527. The reversal of 45443508 is 80534454.

It is a super-2 number, since 2×45443508² = 4130224838692128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172003 + ... + 172266.

It is an arithmetic number, because the mean of its divisors is an integer number (4819780).

Almost surely, 2^45443508 is an apocalyptic number.

It is an amenable number.

45443508 is an abundant number, since it is smaller than the sum of its proper divisors (70231212).

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

45443508 is a wasteful number, since it uses less digits than its factorization.

45443508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344287 (or 344285 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 45443508 is about 6741.1800153979. The cubic root of 45443508 is about 356.8540388334.

The spelling of 45443508 in words is "forty-five million, four hundred forty-three thousand, five hundred eight".