349797892 has 12 divisors (see below), whose sum is σ = 638761536. Its totient is φ = 167294600.

The previous prime is 349797887. The next prime is 349797919. The reversal of 349797892 is 298797943.

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, 1900984 + ... + 1901167.

It is an arithmetic number, because the mean of its divisors is an integer number (53230128).

Almost surely, 2^349797892 is an apocalyptic number.

It is an amenable number.

349797892 is a deficient number, since it is larger than the sum of its proper divisors (288963644).

349797892 is a wasteful number, since it uses less digits than its factorization.

349797892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3802178 (or 3802176 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 58.

The square root of 349797892 is about 18702.8845903513. The cubic root of 349797892 is about 704.5941979972.

The spelling of 349797892 in words is "three hundred forty-nine million, seven hundred ninety-seven thousand, eight hundred ninety-two".