77480604 has 24 divisors (see below), whose sum is σ = 200875920. Its totient is φ = 25826832.

The previous prime is 77480591. The next prime is 77480633. The reversal of 77480604 is 40608477.

It is a happy number.

77480604 is a `hidden beast` number, since 7 + 7 + 48 + 0 + 604 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358599 + ... + 358814.

It is an arithmetic number, because the mean of its divisors is an integer number (8369830).

Almost surely, 2^77480604 is an apocalyptic number.

It is an amenable number.

77480604 is an abundant number, since it is smaller than the sum of its proper divisors (123395316).

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

77480604 is a wasteful number, since it uses less digits than its factorization.

77480604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717426 (or 717418 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 77480604 is about 8802.3067431214. The cubic root of 77480604 is about 426.3153784416.

The spelling of 77480604 in words is "seventy-seven million, four hundred eighty thousand, six hundred four".