45039156 has 48 divisors (see below), whose sum is σ = 111164928. Its totient is φ = 14169600.

The previous prime is 45039143. The next prime is 45039157. The reversal of 45039156 is 65193054.

It is a happy number.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45039157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13776 + ... + 16728.

It is an arithmetic number, because the mean of its divisors is an integer number (2315936).

Almost surely, 2^45039156 is an apocalyptic number.

It is an amenable number.

45039156 is an abundant number, since it is smaller than the sum of its proper divisors (66125772).

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

45039156 is a wasteful number, since it uses less digits than its factorization.

45039156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032 (or 3030 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 45039156 is about 6711.1218138252. The cubic root of 45039156 is about 355.7924662551.

The spelling of 45039156 in words is "forty-five million, thirty-nine thousand, one hundred fifty-six".