764705315 has 8 divisors (see below), whose sum is σ = 1001068848. Its totient is φ = 556149280.

The previous prime is 764705297. The next prime is 764705317. The reversal of 764705315 is 513507467.

764705315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 764705315 - 2⁸ = 764705059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (764705317) 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, 6951812 + ... + 6951921.

It is an arithmetic number, because the mean of its divisors is an integer number (125133606).

Almost surely, 2^764705315 is an apocalyptic number.

764705315 is a deficient number, since it is larger than the sum of its proper divisors (236363533).

764705315 is a wasteful number, since it uses less digits than its factorization.

764705315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13903749.

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 764705315 is about 27653.3056794301. The cubic root of 764705315 is about 914.4599777637.

The spelling of 764705315 in words is "seven hundred sixty-four million, seven hundred five thousand, three hundred fifteen".