349764075 has 60 divisors (see below), whose sum is σ = 656004888. Its totient is φ = 184204800.

The previous prime is 349764073. The next prime is 349764089. The reversal of 349764075 is 570467943.

It is not a de Polignac number, because 349764075 - 2¹ = 349764073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 349764075.

It is not an unprimeable number, because it can be changed into a prime (349764073) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 167035 + ... + 169115.

Almost surely, 2^349764075 is an apocalyptic number.

349764075 is a deficient number, since it is larger than the sum of its proper divisors (306240813).

349764075 is a wasteful number, since it uses less digits than its factorization.

349764075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186 (or 2172 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 349764075 is about 18701.9805100957. The cubic root of 349764075 is about 704.5714915235.

The spelling of 349764075 in words is "three hundred forty-nine million, seven hundred sixty-four thousand, seventy-five".