308966 has 16 divisors (see below), whose sum is σ = 548640. Its totient is φ = 127680.

The previous prime is 308951. The next prime is 308989. The reversal of 308966 is 669803.

It is a happy number.

308966 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26 + ... + 786.

It is an arithmetic number, because the mean of its divisors is an integer number (34290).

2³⁰⁸⁹⁶⁶ is an apocalyptic number.

308966 is a deficient number, since it is larger than the sum of its proper divisors (239674).

308966 is a wasteful number, since it uses less digits than its factorization.

308966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 308966 is about 555.8471012788. The cubic root of 308966 is about 67.6036633053.

The spelling of 308966 in words is "three hundred eight thousand, nine hundred sixty-six".