349190564 has 12 divisors (see below), whose sum is σ = 615896064. Its totient is φ = 173220264.

The previous prime is 349190561. The next prime is 349190599. The reversal of 349190564 is 465091943.

It is not an unprimeable number, because it can be changed into a prime (349190561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343184 + ... + 344199.

It is an arithmetic number, because the mean of its divisors is an integer number (51324672).

Almost surely, 2^349190564 is an apocalyptic number.

It is an amenable number.

349190564 is a deficient number, since it is larger than the sum of its proper divisors (266705500).

349190564 is a wasteful number, since it uses less digits than its factorization.

349190564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687514 (or 687512 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 349190564 is about 18686.6413247539. The cubic root of 349190564 is about 704.1861836465.

The spelling of 349190564 in words is "three hundred forty-nine million, one hundred ninety thousand, five hundred sixty-four".