349761790 has 32 divisors (see below), whose sum is σ = 721198080. Its totient is φ = 119637024.

The previous prime is 349761767. The next prime is 349761799. The reversal of 349761790 is 97167943.

349761790 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 349761790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349761799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25371 + ... + 36649.

It is an arithmetic number, because the mean of its divisors is an integer number (22537440).

Almost surely, 2^349761790 is an apocalyptic number.

349761790 is an abundant number, since it is smaller than the sum of its proper divisors (371436290).

349761790 is a wasteful number, since it uses less digits than its factorization.

349761790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11736.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 349761790 is about 18701.9194202093. The cubic root of 349761790 is about 704.5699572042.

The spelling of 349761790 in words is "three hundred forty-nine million, seven hundred sixty-one thousand, seven hundred ninety".