343042838 has 32 divisors (see below), whose sum is σ = 559595520. Its totient is φ = 157243680.

The previous prime is 343042837. The next prime is 343042879. The reversal of 343042838 is 838240343.

It is a junction number, because it is equal to n+sod(n) for n = 343042798 and 343042807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343042837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154331 + ... + 156537.

It is an arithmetic number, because the mean of its divisors is an integer number (17487360).

Almost surely, 2^343042838 is an apocalyptic number.

343042838 is a deficient number, since it is larger than the sum of its proper divisors (216552682).

343042838 is a wasteful number, since it uses less digits than its factorization.

343042838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 343042838 is about 18521.4156586369. The cubic root of 343042838 is about 700.0291402835.

The spelling of 343042838 in words is "three hundred forty-three million, forty-two thousand, eight hundred thirty-eight".