399602 has 32 divisors (see below), whose sum is σ = 767232. Its totient is φ = 152064.

The previous prime is 399601. The next prime is 399613. The reversal of 399602 is 206993.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5438 + ... + 5510.

It is an arithmetic number, because the mean of its divisors is an integer number (23976).

2³⁹⁹⁶⁰² is an apocalyptic number.

399602 is a deficient number, since it is larger than the sum of its proper divisors (367630).

399602 is a wasteful number, since it uses less digits than its factorization.

399602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 399602 is about 632.1408070992. The cubic root of 399602 is about 73.6561844543.

It can be divided in two parts, 399 and 602, that added together give a palindrome (1001).

The spelling of 399602 in words is "three hundred ninety-nine thousand, six hundred two".