343121042 has 16 divisors (see below), whose sum is σ = 561903264. Its totient is φ = 155844000.

The previous prime is 343121041. The next prime is 343121059. The reversal of 343121042 is 240121343.

It is not an unprimeable number, because it can be changed into a prime (343121041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27317 + ... + 37847.

It is an arithmetic number, because the mean of its divisors is an integer number (35118954).

Almost surely, 2^343121042 is an apocalyptic number.

343121042 is a deficient number, since it is larger than the sum of its proper divisors (218782222).

343121042 is a wasteful number, since it uses less digits than its factorization.

343121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12025.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 343121042 is about 18523.5267160441. The cubic root of 343121042 is about 700.0823318126.

Adding to 343121042 its reverse (240121343), we get a palindrome (583242385).

The spelling of 343121042 in words is "three hundred forty-three million, one hundred twenty-one thousand, forty-two".