349075294 has 4 divisors (see below), whose sum is σ = 523612944. Its totient is φ = 174537646.

The previous prime is 349075289. The next prime is 349075303. The reversal of 349075294 is 492570943.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 349075294.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87268822 + ... + 87268825.

It is an arithmetic number, because the mean of its divisors is an integer number (130903236).

Almost surely, 2^349075294 is an apocalyptic number.

349075294 is a deficient number, since it is larger than the sum of its proper divisors (174537650).

349075294 is a wasteful number, since it uses less digits than its factorization.

349075294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174537649.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 349075294 is about 18683.5567812984. The cubic root of 349075294 is about 704.1086896903.

The spelling of 349075294 in words is "three hundred forty-nine million, seventy-five thousand, two hundred ninety-four".