349813266 has 32 divisors (see below), whose sum is σ = 767665728. Its totient is φ = 105387840.

The previous prime is 349813241. The next prime is 349813273. The reversal of 349813266 is 662318943.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3901 + ... + 26736.

It is an arithmetic number, because the mean of its divisors is an integer number (23989554).

Almost surely, 2^349813266 is an apocalyptic number.

349813266 is an abundant number, since it is smaller than the sum of its proper divisors (417852462).

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

349813266 is a wasteful number, since it uses less digits than its factorization.

349813266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30826.

The product of its digits is 186624, while the sum is 42.

The square root of 349813266 is about 18703.2955919538. The cubic root of 349813266 is about 704.6045204079.

The spelling of 349813266 in words is "three hundred forty-nine million, eight hundred thirteen thousand, two hundred sixty-six".