302864 has 20 divisors (see below), whose sum is σ = 613056. Its totient is φ = 144672.

The previous prime is 302857. The next prime is 302873. The reversal of 302864 is 468203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 302864.

It is an unprimeable number.

302864 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, 44 + ... + 779.

2³⁰²⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

302864 is an abundant number, since it is smaller than the sum of its proper divisors (310192).

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

302864 is a wasteful number, since it uses less digits than its factorization.

302864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 302864 is about 550.3308096046. The cubic root of 302864 is about 67.1556491181.

The spelling of 302864 in words is "three hundred two thousand, eight hundred sixty-four".