349038895 has 4 divisors (see below), whose sum is σ = 418846680. Its totient is φ = 279231112.

The previous prime is 349038857. The next prime is 349038901. The reversal of 349038895 is 598830943.

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 349038895 - 2²³ = 340650287 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34903885 + ... + 34903894.

It is an arithmetic number, because the mean of its divisors is an integer number (104711670).

Almost surely, 2^349038895 is an apocalyptic number.

349038895 is a deficient number, since it is larger than the sum of its proper divisors (69807785).

349038895 is an equidigital number, since it uses as much as digits as its factorization.

349038895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69807784.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 349038895 is about 18682.5826640751. The cubic root of 349038895 is about 704.0842157507.

The spelling of 349038895 in words is "three hundred forty-nine million, thirty-eight thousand, eight hundred ninety-five".