747977604 has 48 divisors (see below), whose sum is σ = 1948235520. Its totient is φ = 221387040.

The previous prime is 747977603. The next prime is 747977621. The reversal of 747977604 is 406779747.

It is not an unprimeable number, because it can be changed into a prime (747977603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60214 + ... + 71565.

It is an arithmetic number, because the mean of its divisors is an integer number (40588240).

Almost surely, 2^747977604 is an apocalyptic number.

It is an amenable number.

747977604 is an abundant number, since it is smaller than the sum of its proper divisors (1200257916).

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

747977604 is a wasteful number, since it uses less digits than its factorization.

747977604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131840 (or 131838 counting only the distinct ones).

The product of its (nonzero) digits is 2074464, while the sum is 51.

The square root of 747977604 is about 27349.1792198596. The cubic root of 747977604 is about 907.7429085124.

The spelling of 747977604 in words is "seven hundred forty-seven million, nine hundred seventy-seven thousand, six hundred four".