45385944 has 32 divisors (see below), whose sum is σ = 113633520. Its totient is φ = 15106176.

The previous prime is 45385933. The next prime is 45385961. The reversal of 45385944 is 44958354.

It is a super-2 number, since 2×45385944² = 4119767825542272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45385896 and 45385905.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25962 + ... + 27654.

Almost surely, 2^45385944 is an apocalyptic number.

It is an amenable number.

45385944 is an abundant number, since it is smaller than the sum of its proper divisors (68247576).

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

45385944 is a wasteful number, since it uses less digits than its factorization.

45385944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819 (or 2815 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 45385944 is about 6736.9090835486. The cubic root of 45385944 is about 356.7032976420.

The spelling of 45385944 in words is "forty-five million, three hundred eighty-five thousand, nine hundred forty-four".