764774313 has 8 divisors (see below), whose sum is σ = 1024824000. Its totient is φ = 507287088.

The previous prime is 764774251. The next prime is 764774327. The reversal of 764774313 is 313477467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 764774313 - 2¹⁸ = 764512169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (764774383) 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, 639918 + ... + 641111.

It is an arithmetic number, because the mean of its divisors is an integer number (128103000).

Almost surely, 2^764774313 is an apocalyptic number.

It is an amenable number.

764774313 is a deficient number, since it is larger than the sum of its proper divisors (260049687).

764774313 is a wasteful number, since it uses less digits than its factorization.

764774313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281231.

The product of its digits is 296352, while the sum is 42.

The square root of 764774313 is about 27654.5532055754. The cubic root of 764774313 is about 914.4874803021.

The spelling of 764774313 in words is "seven hundred sixty-four million, seven hundred seventy-four thousand, three hundred thirteen".