349745759 has 8 divisors (see below), whose sum is σ = 382787328. Its totient is φ = 316911960.

The previous prime is 349745731. The next prime is 349745801. The reversal of 349745759 is 957547943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 349745759 - 2¹⁶ = 349680223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349745759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349045759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48407 + ... + 55160.

It is an arithmetic number, because the mean of its divisors is an integer number (47848416).

Almost surely, 2^349745759 is an apocalyptic number.

349745759 is a deficient number, since it is larger than the sum of its proper divisors (33041569).

349745759 is a wasteful number, since it uses less digits than its factorization.

349745759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103885.

The product of its digits is 4762800, while the sum is 53.

The square root of 349745759 is about 18701.4908229264. The cubic root of 349745759 is about 704.5591926077.

The spelling of 349745759 in words is "three hundred forty-nine million, seven hundred forty-five thousand, seven hundred fifty-nine".