343223542 has 4 divisors (see below), whose sum is σ = 514835316. Its totient is φ = 171611770.

The previous prime is 343223527. The next prime is 343223567. The reversal of 343223542 is 245322343.

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

It is a self number, because there is not a number n which added to its sum of digits gives 343223542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85805884 + ... + 85805887.

It is an arithmetic number, because the mean of its divisors is an integer number (128708829).

Almost surely, 2^343223542 is an apocalyptic number.

343223542 is a deficient number, since it is larger than the sum of its proper divisors (171611774).

343223542 is a wasteful number, since it uses less digits than its factorization.

343223542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171611773.

The product of its digits is 17280, while the sum is 28.

The square root of 343223542 is about 18526.2932612004. The cubic root of 343223542 is about 700.1520363639.

Adding to 343223542 its reverse (245322343), we get a palindrome (588545885).

The spelling of 343223542 in words is "three hundred forty-three million, two hundred twenty-three thousand, five hundred forty-two".