399298 has 8 divisors (see below), whose sum is σ = 613008. Its totient is φ = 194964.

The previous prime is 399283. The next prime is 399353. The reversal of 399298 is 892993.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 399298.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2236 + ... + 2407.

It is an arithmetic number, because the mean of its divisors is an integer number (76626).

2³⁹⁹²⁹⁸ is an apocalyptic number.

399298 is a deficient number, since it is larger than the sum of its proper divisors (213710).

399298 is a wasteful number, since it uses less digits than its factorization.

399298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4688.

The product of its digits is 34992, while the sum is 40.

The square root of 399298 is about 631.9003085931. The cubic root of 399298 is about 73.6375015643.

The spelling of 399298 in words is "three hundred ninety-nine thousand, two hundred ninety-eight".