764396 has 6 divisors (see below), whose sum is σ = 1337700. Its totient is φ = 382196.

The previous prime is 764381. The next prime is 764399. The reversal of 764396 is 693467.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (764399) by changing a digit.

764396 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95546 + ... + 95553.

It is an arithmetic number, because the mean of its divisors is an integer number (222950).

2⁷⁶⁴³⁹⁶ is an apocalyptic number.

It is an amenable number.

764396 is a deficient number, since it is larger than the sum of its proper divisors (573304).

764396 is a wasteful number, since it uses less digits than its factorization.

764396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191103 (or 191101 counting only the distinct ones).

The product of its digits is 27216, while the sum is 35.

The square root of 764396 is about 874.2974322277. The cubic root of 764396 is about 91.4336664757.

The spelling of 764396 in words is "seven hundred sixty-four thousand, three hundred ninety-six".