308764 has 6 divisors (see below), whose sum is σ = 540344. Its totient is φ = 154380.

The previous prime is 308761. The next prime is 308773. The reversal of 308764 is 467803.

308764 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (308761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38592 + ... + 38599.

2³⁰⁸⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

308764 is a deficient number, since it is larger than the sum of its proper divisors (231580).

308764 is a wasteful number, since it uses less digits than its factorization.

308764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77195 (or 77193 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 308764 is about 555.6653669251. The cubic root of 308764 is about 67.5889271454.

The spelling of 308764 in words is "three hundred eight thousand, seven hundred sixty-four".