349992164 has 12 divisors (see below), whose sum is σ = 614748288. Its totient is φ = 174349800.

The previous prime is 349992161. The next prime is 349992187. The reversal of 349992164 is 461299943.

It is a super-2 number, since 2×349992164² = 244989029722805792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (349992161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160352 + ... + 162519.

It is an arithmetic number, because the mean of its divisors is an integer number (51229024).

Almost surely, 2^349992164 is an apocalyptic number.

It is an amenable number.

349992164 is a deficient number, since it is larger than the sum of its proper divisors (264756124).

349992164 is a wasteful number, since it uses less digits than its factorization.

349992164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323146 (or 323144 counting only the distinct ones).

The product of its digits is 419904, while the sum is 47.

The square root of 349992164 is about 18708.0775067883. The cubic root of 349992164 is about 704.7246138689.

The spelling of 349992164 in words is "three hundred forty-nine million, nine hundred ninety-two thousand, one hundred sixty-four".