349547874 has 16 divisors (see below), whose sum is σ = 752872512. Its totient is φ = 107553168.

The previous prime is 349547851. The next prime is 349547881. The reversal of 349547874 is 478745943.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240614 + ... + 2240769.

It is an arithmetic number, because the mean of its divisors is an integer number (47054532).

Almost surely, 2^349547874 is an apocalyptic number.

349547874 is an abundant number, since it is smaller than the sum of its proper divisors (403324638).

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

349547874 is a wasteful number, since it uses less digits than its factorization.

349547874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481401.

The product of its digits is 3386880, while the sum is 51.

The square root of 349547874 is about 18696.1994533648. The cubic root of 349547874 is about 704.4262884478.

The spelling of 349547874 in words is "three hundred forty-nine million, five hundred forty-seven thousand, eight hundred seventy-four".