764672347 has 8 divisors (see below), whose sum is σ = 806096960. Its totient is φ = 723365640.

The previous prime is 764672339. The next prime is 764672353. The reversal of 764672347 is 743276467.

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

It is a cyclic number.

It is not a de Polignac number, because 764672347 - 2³ = 764672339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 764672297 and 764672306.

It is not an unprimeable number, because it can be changed into a prime (764672327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15993 + ... + 42250.

It is an arithmetic number, because the mean of its divisors is an integer number (100762120).

Almost surely, 2^764672347 is an apocalyptic number.

764672347 is a deficient number, since it is larger than the sum of its proper divisors (41424613).

764672347 is a wasteful number, since it uses less digits than its factorization.

764672347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58953.

The product of its digits is 1185408, while the sum is 46.

The square root of 764672347 is about 27652.7095779057. The cubic root of 764672347 is about 914.4468361655.

The spelling of 764672347 in words is "seven hundred sixty-four million, six hundred seventy-two thousand, three hundred forty-seven".