399484 has 6 divisors (see below), whose sum is σ = 699104. Its totient is φ = 199740.

The previous prime is 399481. The next prime is 399491. The reversal of 399484 is 484993.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49932 + ... + 49939.

2³⁹⁹⁴⁸⁴ is an apocalyptic number.

It is an amenable number.

399484 is a deficient number, since it is larger than the sum of its proper divisors (299620).

399484 is a wasteful number, since it uses less digits than its factorization.

399484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99875 (or 99873 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 399484 is about 632.0474665719. The cubic root of 399484 is about 73.6489336686.

The spelling of 399484 in words is "three hundred ninety-nine thousand, four hundred eighty-four".