74660480 has 32 divisors (see below), whose sum is σ = 178486740. Its totient is φ = 29863936.

The previous prime is 74660459. The next prime is 74660489. The reversal of 74660480 is 8406647.

It can be written as a sum of positive squares in 2 ways, for example, as 60341824 + 14318656 = 7768^2 + 3784^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 74660480.

It is not an unprimeable number, because it can be changed into a prime (74660489) 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, 57689 + ... + 58968.

Almost surely, 2^74660480 is an apocalyptic number.

It is an amenable number.

74660480 is an abundant number, since it is smaller than the sum of its proper divisors (103826260).

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

74660480 is a wasteful number, since it uses less digits than its factorization.

74660480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116676 (or 116664 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 74660480 is about 8640.6296066895. The cubic root of 74660480 is about 421.0790094001.

The spelling of 74660480 in words is "seventy-four million, six hundred sixty thousand, four hundred eighty".