349975 has 6 divisors (see below), whose sum is σ = 434000. Its totient is φ = 279960.

The previous prime is 349967. The next prime is 349981. The reversal of 349975 is 579943.

It is not a de Polignac number, because 349975 - 2³ = 349967 is a prime.

349975 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 6975 + ... + 7024.

2³⁴⁹⁹⁷⁵ is an apocalyptic number.

349975 is a deficient number, since it is larger than the sum of its proper divisors (84025).

349975 is a wasteful number, since it uses less digits than its factorization.

349975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14009 (or 14004 counting only the distinct ones).

The product of its digits is 34020, while the sum is 37.

The square root of 349975 is about 591.5868490763. The cubic root of 349975 is about 70.4713093524.

The spelling of 349975 in words is "three hundred forty-nine thousand, nine hundred seventy-five".