342666198 has 48 divisors (see below), whose sum is σ = 858068640. Its totient is φ = 96801408.

The previous prime is 342666187. The next prime is 342666199. The reversal of 342666198 is 891666243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342666199) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4065 + ... + 26492.

It is an arithmetic number, because the mean of its divisors is an integer number (17876430).

Almost surely, 2^342666198 is an apocalyptic number.

342666198 is an abundant number, since it is smaller than the sum of its proper divisors (515402442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342666198 is a wasteful number, since it uses less digits than its factorization.

342666198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30661 (or 30658 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 342666198 is about 18511.2451769188. The cubic root of 342666198 is about 699.7728501074.

Adding to 342666198 its sum of digits (45), we get a palindrome (342666243).

The spelling of 342666198 in words is "three hundred forty-two million, six hundred sixty-six thousand, one hundred ninety-eight".