45724736 has 28 divisors (see below), whose sum is σ = 94683072. Its totient is φ = 21867648.

The previous prime is 45724727. The next prime is 45724739. The reversal of 45724736 is 63742754.

It is a self number, because there is not a number n which added to its sum of digits gives 45724736.

It is not an unprimeable number, because it can be changed into a prime (45724739) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14060 + ... + 17003.

Almost surely, 2^45724736 is an apocalyptic number.

45724736 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

45724736 is an abundant number, since it is smaller than the sum of its proper divisors (48958336).

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

45724736 is a wasteful number, since it uses less digits than its factorization.

45724736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31098 (or 31088 counting only the distinct ones).

The product of its digits is 141120, while the sum is 38.

The square root of 45724736 is about 6762.0068027177. The cubic root of 45724736 is about 357.5886581425.

The spelling of 45724736 in words is "forty-five million, seven hundred twenty-four thousand, seven hundred thirty-six".