399514334 has 4 divisors (see below), whose sum is σ = 599271504. Its totient is φ = 199757166.

The previous prime is 399514319. The next prime is 399514343. The reversal of 399514334 is 433415993.

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

It is a super-2 number, since 2×399514334² = 319223406142927112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 399514291 and 399514300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99878582 + ... + 99878585.

It is an arithmetic number, because the mean of its divisors is an integer number (149817876).

Almost surely, 2^399514334 is an apocalyptic number.

399514334 is a deficient number, since it is larger than the sum of its proper divisors (199757170).

399514334 is a wasteful number, since it uses less digits than its factorization.

399514334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199757169.

The product of its digits is 174960, while the sum is 41.

The square root of 399514334 is about 19987.8546622693. The cubic root of 399514334 is about 736.5079774844.

The spelling of 399514334 in words is "three hundred ninety-nine million, five hundred fourteen thousand, three hundred thirty-four".