45649724 has 6 divisors (see below), whose sum is σ = 79887024. Its totient is φ = 22824860.

The previous prime is 45649691. The next prime is 45649727. The reversal of 45649724 is 42794654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45649727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5706212 + ... + 5706219.

It is an arithmetic number, because the mean of its divisors is an integer number (13314504).

Almost surely, 2^45649724 is an apocalyptic number.

It is an amenable number.

45649724 is a deficient number, since it is larger than the sum of its proper divisors (34237300).

45649724 is a wasteful number, since it uses less digits than its factorization.

45649724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11412435 (or 11412433 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 45649724 is about 6756.4579477712. The cubic root of 45649724 is about 357.3930082294.

The spelling of 45649724 in words is "forty-five million, six hundred forty-nine thousand, seven hundred twenty-four".