45492736 has 20 divisors (see below), whose sum is σ = 90897642. Its totient is φ = 22746112.

The previous prime is 45492719. The next prime is 45492767. The reversal of 45492736 is 63729454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 23814400 + 21678336 = 4880^2 + 4656^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43915 + ... + 44938.

Almost surely, 2^45492736 is an apocalyptic number.

It is an amenable number.

45492736 is a deficient number, since it is larger than the sum of its proper divisors (45404906).

45492736 is an frugal number, since it uses more digits than its factorization.

45492736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88871 (or 88855 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 45492736 is about 6744.8303166203. The cubic root of 45492736 is about 356.9828498327.

The spelling of 45492736 in words is "forty-five million, four hundred ninety-two thousand, seven hundred thirty-six".