308968 has 16 divisors (see below), whose sum is σ = 632160. Its totient is φ = 140400.

The previous prime is 308951. The next prime is 308989. The reversal of 308968 is 869803.

308968 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×308968² = 190922450048, which contains 22 as substring.

It is an unprimeable number.

308968 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, 1668 + ... + 1843.

It is an arithmetic number, because the mean of its divisors is an integer number (39510).

2³⁰⁸⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

308968 is an abundant number, since it is smaller than the sum of its proper divisors (323192).

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

308968 is a wasteful number, since it uses less digits than its factorization.

308968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3528 (or 3524 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 308968 is about 555.8489003317. The cubic root of 308968 is about 67.6038091758.

It can be divided in two parts, 30 and 8968, that added together give a palindrome (8998).

The spelling of 308968 in words is "three hundred eight thousand, nine hundred sixty-eight".