343235042 has 4 divisors (see below), whose sum is σ = 514852566. Its totient is φ = 171617520.

The previous prime is 343235041. The next prime is 343235099. The reversal of 343235042 is 240532343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240532343 = 19 ⋅12659597.

It can be written as a sum of positive squares in only one way, i.e., 289374121 + 53860921 = 17011^2 + 7339^2 .

It is not an unprimeable number, because it can be changed into a prime (343235041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85808759 + ... + 85808762.

Almost surely, 2^343235042 is an apocalyptic number.

343235042 is a deficient number, since it is larger than the sum of its proper divisors (171617524).

343235042 is a wasteful number, since it uses less digits than its factorization.

343235042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171617523.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 343235042 is about 18526.6036282963. The cubic root of 343235042 is about 700.1598560086.

Adding to 343235042 its reverse (240532343), we get a palindrome (583767385).

The spelling of 343235042 in words is "three hundred forty-three million, two hundred thirty-five thousand, forty-two".