343874 has 4 divisors (see below), whose sum is σ = 515814. Its totient is φ = 171936.

The previous prime is 343831. The next prime is 343891. The reversal of 343874 is 478343.

343874 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 319225 + 24649 = 565^2 + 157^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85967 + ... + 85970.

2³⁴³⁸⁷⁴ is an apocalyptic number.

343874 is a deficient number, since it is larger than the sum of its proper divisors (171940).

343874 is a wasteful number, since it uses less digits than its factorization.

343874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171939.

The product of its digits is 8064, while the sum is 29.

The square root of 343874 is about 586.4077079985. The cubic root of 343874 is about 70.0594053538.

The spelling of 343874 in words is "three hundred forty-three thousand, eight hundred seventy-four".