349730358 has 32 divisors (see below), whose sum is σ = 754590816. Its totient is φ = 107647488.

The previous prime is 349730333. The next prime is 349730363. The reversal of 349730358 is 853037943.

It is a happy number.

It is a super-2 number, since 2×349730358² = 244622646613616328, which contains 22 as substring.

It is a congruent number.

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, 26941 + ... + 37752.

It is an arithmetic number, because the mean of its divisors is an integer number (23580963).

Almost surely, 2^349730358 is an apocalyptic number.

349730358 is an abundant number, since it is smaller than the sum of its proper divisors (404860458).

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

349730358 is a wasteful number, since it uses less digits than its factorization.

349730358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64768.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 349730358 is about 18701.0790597762. The cubic root of 349730358 is about 704.5488507378.

The spelling of 349730358 in words is "three hundred forty-nine million, seven hundred thirty thousand, three hundred fifty-eight".