349697435 has 4 divisors (see below), whose sum is σ = 419636928. Its totient is φ = 279757944.

The previous prime is 349697431. The next prime is 349697449. The reversal of 349697435 is 534796943.

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 349697435 - 2² = 349697431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349697431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34969739 + ... + 34969748.

It is an arithmetic number, because the mean of its divisors is an integer number (104909232).

Almost surely, 2^349697435 is an apocalyptic number.

349697435 is a deficient number, since it is larger than the sum of its proper divisors (69939493).

349697435 is an equidigital number, since it uses as much as digits as its factorization.

349697435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69939492.

The product of its digits is 2449440, while the sum is 50.

The square root of 349697435 is about 18700.1987957348. The cubic root of 349697435 is about 704.5267417147.

The spelling of 349697435 in words is "three hundred forty-nine million, six hundred ninety-seven thousand, four hundred thirty-five".