308394 has 16 divisors (see below), whose sum is σ = 685440. Its totient is φ = 102780.

The previous prime is 308383. The next prime is 308411. The reversal of 308394 is 493803.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 308394.

It is an unprimeable number.

308394 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 7 ways as a sum of consecutive naturals, for example, 2802 + ... + 2909.

It is an arithmetic number, because the mean of its divisors is an integer number (42840).

2³⁰⁸³⁹⁴ is an apocalyptic number.

308394 is an abundant number, since it is smaller than the sum of its proper divisors (377046).

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

308394 is a wasteful number, since it uses less digits than its factorization.

308394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722 (or 5716 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 308394 is about 555.3323329323. The cubic root of 308394 is about 67.5619184928.

The spelling of 308394 in words is "three hundred eight thousand, three hundred ninety-four".