399098852 has 12 divisors (see below), whose sum is σ = 728789376. Its totient is φ = 190873320.

The previous prime is 399098831. The next prime is 399098911. The reversal of 399098852 is 258890993.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 399098794 and 399098803.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2168924 + ... + 2169107.

It is an arithmetic number, because the mean of its divisors is an integer number (60732448).

Almost surely, 2^399098852 is an apocalyptic number.

It is an amenable number.

399098852 is a deficient number, since it is larger than the sum of its proper divisors (329690524).

399098852 is a wasteful number, since it uses less digits than its factorization.

399098852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4338058 (or 4338056 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 53.

The square root of 399098852 is about 19977.4585971289. The cubic root of 399098852 is about 736.2525740929.

The spelling of 399098852 in words is "three hundred ninety-nine million, ninety-eight thousand, eight hundred fifty-two".