349435091 has 8 divisors (see below), whose sum is σ = 358848000. Its totient is φ = 340147080.

The previous prime is 349435081. The next prime is 349435103. The reversal of 349435091 is 190534943.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349435091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349435001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25541 + ... + 36758.

It is an arithmetic number, because the mean of its divisors is an integer number (44856000).

Almost surely, 2^349435091 is an apocalyptic number.

349435091 is a deficient number, since it is larger than the sum of its proper divisors (9412909).

349435091 is an equidigital number, since it uses as much as digits as its factorization.

349435091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62449.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 349435091 is about 18693.1830087869. The cubic root of 349435091 is about 704.3505183247.

The spelling of 349435091 in words is "three hundred forty-nine million, four hundred thirty-five thousand, ninety-one".