45724724 has 12 divisors (see below), whose sum is σ = 80068548. Its totient is φ = 22848000.

The previous prime is 45724691. The next prime is 45724727. The reversal of 45724724 is 42742754.

45724724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8514724 + 37210000 = 2918^2 + 6100^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45724727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7124 + ... + 11924.

It is an arithmetic number, because the mean of its divisors is an integer number (6672379).

Almost surely, 2^45724724 is an apocalyptic number.

It is an amenable number.

45724724 is a deficient number, since it is larger than the sum of its proper divisors (34343824).

45724724 is a wasteful number, since it uses less digits than its factorization.

45724724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7186 (or 7184 counting only the distinct ones).

The product of its digits is 62720, while the sum is 35.

The square root of 45724724 is about 6762.0059154071. The cubic root of 45724724 is about 357.5886268606.

The spelling of 45724724 in words is "forty-five million, seven hundred twenty-four thousand, seven hundred twenty-four".