349222017 has 8 divisors (see below), whose sum is σ = 467147296. Its totient is φ = 232055712.

The previous prime is 349222009. The next prime is 349222039. The reversal of 349222017 is 710222943.

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

It is not a de Polignac number, because 349222017 - 2³ = 349222009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349222057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188668 + ... + 190509.

It is an arithmetic number, because the mean of its divisors is an integer number (58393412).

Almost surely, 2^349222017 is an apocalyptic number.

It is an amenable number.

349222017 is a deficient number, since it is larger than the sum of its proper divisors (117925279).

349222017 is a wasteful number, since it uses less digits than its factorization.

349222017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379487.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 349222017 is about 18687.4828963132. The cubic root of 349222017 is about 704.2073259733.

The spelling of 349222017 in words is "three hundred forty-nine million, two hundred twenty-two thousand, seventeen".