343091834 has 4 divisors (see below), whose sum is σ = 514637754. Its totient is φ = 171545916.

The previous prime is 343091831. The next prime is 343091857. The reversal of 343091834 is 438190343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 438190343 = 89 ⋅4923487.

It can be written as a sum of positive squares in only one way, i.e., 325910809 + 17181025 = 18053^2 + 4145^2 .

It is a junction number, because it is equal to n+sod(n) for n = 343091794 and 343091803.

It is not an unprimeable number, because it can be changed into a prime (343091831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85772957 + ... + 85772960.

Almost surely, 2^343091834 is an apocalyptic number.

343091834 is a deficient number, since it is larger than the sum of its proper divisors (171545920).

343091834 is a wasteful number, since it uses less digits than its factorization.

343091834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171545919.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 343091834 is about 18522.7382964831. The cubic root of 343091834 is about 700.0624665343.

The spelling of 343091834 in words is "three hundred forty-three million, ninety-one thousand, eight hundred thirty-four".