45444408 has 16 divisors (see below), whose sum is σ = 113611080. Its totient is φ = 15148128.

The previous prime is 45444401. The next prime is 45444437. The reversal of 45444408 is 80444454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946735 + ... + 946782.

Almost surely, 2^45444408 is an apocalyptic number.

It is an amenable number.

45444408 is an abundant number, since it is smaller than the sum of its proper divisors (68166672).

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

45444408 is a wasteful number, since it uses less digits than its factorization.

45444408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893526 (or 1893522 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 33.

The square root of 45444408 is about 6741.2467689590. The cubic root of 45444408 is about 356.8563946265.

The spelling of 45444408 in words is "forty-five million, four hundred forty-four thousand, four hundred eight".