349747075 has 24 divisors (see below), whose sum is σ = 439726320. Its totient is φ = 275932800.

The previous prime is 349747063. The next prime is 349747081. The reversal of 349747075 is 570747943.

It is not a de Polignac number, because 349747075 - 2⁵ = 349747043 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 880777 + ... + 881173.

It is an arithmetic number, because the mean of its divisors is an integer number (18321930).

Almost surely, 2^349747075 is an apocalyptic number.

349747075 is a deficient number, since it is larger than the sum of its proper divisors (89979245).

349747075 is a wasteful number, since it uses less digits than its factorization.

349747075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 46.

The square root of 349747075 is about 18701.5260072541. The cubic root of 349747075 is about 704.5600762960.

The spelling of 349747075 in words is "three hundred forty-nine million, seven hundred forty-seven thousand, seventy-five".