349198913 has 8 divisors (see below), whose sum is σ = 399346560. Its totient is φ = 299116800.

The previous prime is 349198907. The next prime is 349198919. The reversal of 349198913 is 319891943.

It is an interprime number because it is at equal distance from previous prime (349198907) and next prime (349198919).

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 349198913 - 2⁴ = 349198897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349198919) 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, 4373 + ... + 26786.

It is an arithmetic number, because the mean of its divisors is an integer number (49918320).

Almost surely, 2^349198913 is an apocalyptic number.

It is an amenable number.

349198913 is a deficient number, since it is larger than the sum of its proper divisors (50147647).

349198913 is a wasteful number, since it uses less digits than its factorization.

349198913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32767.

The product of its digits is 209952, while the sum is 47.

The square root of 349198913 is about 18686.8647182988. The cubic root of 349198913 is about 704.1917958673.

The spelling of 349198913 in words is "three hundred forty-nine million, one hundred ninety-eight thousand, nine hundred thirteen".