349672135 has 4 divisors (see below), whose sum is σ = 419606568. Its totient is φ = 279737704.

The previous prime is 349672123. The next prime is 349672171. The reversal of 349672135 is 531276943.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 349672135 - 2⁷ = 349672007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34967209 + ... + 34967218.

It is an arithmetic number, because the mean of its divisors is an integer number (104901642).

Almost surely, 2^349672135 is an apocalyptic number.

349672135 is a deficient number, since it is larger than the sum of its proper divisors (69934433).

349672135 is an equidigital number, since it uses as much as digits as its factorization.

349672135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69934432.

The product of its digits is 136080, while the sum is 40.

The square root of 349672135 is about 18699.5223201022. The cubic root of 349672135 is about 704.5097508776.

The spelling of 349672135 in words is "three hundred forty-nine million, six hundred seventy-two thousand, one hundred thirty-five".