64737484 has 24 divisors (see below), whose sum is σ = 136290560. Its totient is φ = 26284176.

The previous prime is 64737469. The next prime is 64737487. The reversal of 64737484 is 48473746.

It is a self number, because there is not a number n which added to its sum of digits gives 64737484.

It is not an unprimeable number, because it can be changed into a prime (64737487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60312 + ... + 61375.

Almost surely, 2^64737484 is an apocalyptic number.

It is an amenable number.

64737484 is an abundant number, since it is smaller than the sum of its proper divisors (71553076).

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

64737484 is a wasteful number, since it uses less digits than its factorization.

64737484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121717 (or 121715 counting only the distinct ones).

The product of its digits is 451584, while the sum is 43.

The square root of 64737484 is about 8045.9607257306. The cubic root of 64737484 is about 401.5305609878.

The spelling of 64737484 in words is "sixty-four million, seven hundred thirty-seven thousand, four hundred eighty-four".