399352 has 8 divisors (see below), whose sum is σ = 748800. Its totient is φ = 199672.

The previous prime is 399283. The next prime is 399353. The reversal of 399352 is 253993.

399352 is nontrivially palindromic in base 15.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24952 + ... + 24967.

It is an arithmetic number, because the mean of its divisors is an integer number (93600).

2³⁹⁹³⁵² is an apocalyptic number.

It is an amenable number.

399352 is a deficient number, since it is larger than the sum of its proper divisors (349448).

399352 is a wasteful number, since it uses less digits than its factorization.

399352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49925 (or 49921 counting only the distinct ones).

The product of its digits is 7290, while the sum is 31.

The square root of 399352 is about 631.9430354075. The cubic root of 399352 is about 73.6408209280.

The spelling of 399352 in words is "three hundred ninety-nine thousand, three hundred fifty-two".