349894 has 16 divisors (see below), whose sum is σ = 571536. Its totient is φ = 160000.

The previous prime is 349871. The next prime is 349903. The reversal of 349894 is 498943.

It is a super-2 number, since 2×349894² = 244851622472, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269 + ... + 1519.

It is an arithmetic number, because the mean of its divisors is an integer number (35721).

2³⁴⁹⁸⁹⁴ is an apocalyptic number.

349894 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

349894 is a deficient number, since it is larger than the sum of its proper divisors (221642).

349894 is a wasteful number, since it uses less digits than its factorization.

349894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311.

The product of its digits is 31104, while the sum is 37.

The square root of 349894 is about 591.5183851750. The cubic root of 349894 is about 70.4658721864.

The spelling of 349894 in words is "three hundred forty-nine thousand, eight hundred ninety-four".