399614 has 4 divisors (see below), whose sum is σ = 599424. Its totient is φ = 199806.

The previous prime is 399613. The next prime is 399617. The reversal of 399614 is 416993.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 399614.

It is not an unprimeable number, because it can be changed into a prime (399613) 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, 99902 + ... + 99905.

It is an arithmetic number, because the mean of its divisors is an integer number (149856).

2³⁹⁹⁶¹⁴ is an apocalyptic number.

399614 is a deficient number, since it is larger than the sum of its proper divisors (199810).

399614 is a wasteful number, since it uses less digits than its factorization.

399614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199809.

The product of its digits is 5832, while the sum is 32.

The square root of 399614 is about 632.1502985841. The cubic root of 399614 is about 73.6569217424.

The spelling of 399614 in words is "three hundred ninety-nine thousand, six hundred fourteen".