308964 has 12 divisors (see below), whose sum is σ = 720944. Its totient is φ = 102984.

The previous prime is 308951. The next prime is 308989. The reversal of 308964 is 469803.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 8.

It is a zygodrome in base 8.

It is an unprimeable number.

308964 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 in 3 ways as a sum of consecutive naturals, for example, 12862 + ... + 12885.

2³⁰⁸⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

308964 is an abundant number, since it is smaller than the sum of its proper divisors (411980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

308964 is a wasteful number, since it uses less digits than its factorization.

308964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25754 (or 25752 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 308964 is about 555.8453022200. The cubic root of 308964 is about 67.6035174342.

The spelling of 308964 in words is "three hundred eight thousand, nine hundred sixty-four".