399102110 has 16 divisors (see below), whose sum is σ = 783691632. Its totient is φ = 145128000.

The previous prime is 399102079. The next prime is 399102113. The reversal of 399102110 is 11201993.

It is a self number, because there is not a number n which added to its sum of digits gives 399102110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399102113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813991 + ... + 1814210.

It is an arithmetic number, because the mean of its divisors is an integer number (48980727).

Almost surely, 2^399102110 is an apocalyptic number.

399102110 is a deficient number, since it is larger than the sum of its proper divisors (384589522).

399102110 is a wasteful number, since it uses less digits than its factorization.

399102110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628219.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 399102110 is about 19977.5401388659. The cubic root of 399102110 is about 736.2545775267.

The spelling of 399102110 in words is "three hundred ninety-nine million, one hundred two thousand, one hundred ten".