45727684 has 6 divisors (see below), whose sum is σ = 80023454. Its totient is φ = 22863840.

The previous prime is 45727679. The next prime is 45727687. The reversal of 45727684 is 48672754.

It can be written as a sum of positive squares in only one way, i.e., 39967684 + 5760000 = 6322^2 + 2400^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45727684.

It is not an unprimeable number, because it can be changed into a prime (45727687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715957 + ... + 5715964.

Almost surely, 2^45727684 is an apocalyptic number.

It is an amenable number.

45727684 is a deficient number, since it is larger than the sum of its proper divisors (34295770).

45727684 is a wasteful number, since it uses less digits than its factorization.

45727684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11431925 (or 11431923 counting only the distinct ones).

The product of its digits is 376320, while the sum is 43.

The square root of 45727684 is about 6762.2247818303. The cubic root of 45727684 is about 357.5963428868.

The spelling of 45727684 in words is "forty-five million, seven hundred twenty-seven thousand, six hundred eighty-four".