393308 has 6 divisors (see below), whose sum is σ = 688296. Its totient is φ = 196652.

The previous prime is 393301. The next prime is 393311. The reversal of 393308 is 803393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49160 + ... + 49167.

It is an arithmetic number, because the mean of its divisors is an integer number (114716).

2³⁹³³⁰⁸ is an apocalyptic number.

It is an amenable number.

393308 is a deficient number, since it is larger than the sum of its proper divisors (294988).

393308 is a wasteful number, since it uses less digits than its factorization.

393308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98331 (or 98329 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 393308 is about 627.1427269769. The cubic root of 393308 is about 73.2674247123.

The spelling of 393308 in words is "three hundred ninety-three thousand, three hundred eight".