343854 has 24 divisors (see below), whose sum is σ = 851760. Its totient is φ = 98208.

The previous prime is 343831. The next prime is 343891. The reversal of 343854 is 458343.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 1239 + ... + 1490.

It is an arithmetic number, because the mean of its divisors is an integer number (35490).

2³⁴³⁸⁵⁴ is an apocalyptic number.

343854 is an abundant number, since it is smaller than the sum of its proper divisors (507906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343854 is a wasteful number, since it uses less digits than its factorization.

343854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2744 (or 2741 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 343854 is about 586.3906547686. The cubic root of 343854 is about 70.0580470896.

The spelling of 343854 in words is "three hundred forty-three thousand, eight hundred fifty-four".