349892874 has 24 divisors (see below), whose sum is σ = 764075520. Its totient is φ = 115711848.

The previous prime is 349892843. The next prime is 349892887. The reversal of 349892874 is 478298943.

It is a self number, because there is not a number n which added to its sum of digits gives 349892874.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74244 + ... + 78815.

It is an arithmetic number, because the mean of its divisors is an integer number (31836480).

Almost surely, 2^349892874 is an apocalyptic number.

349892874 is an abundant number, since it is smaller than the sum of its proper divisors (414182646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349892874 is a wasteful number, since it uses less digits than its factorization.

349892874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153194 (or 153191 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 349892874 is about 18705.4236519786. The cubic root of 349892874 is about 704.6579659722.

The spelling of 349892874 in words is "three hundred forty-nine million, eight hundred ninety-two thousand, eight hundred seventy-four".