342176661 has 6 divisors (see below), whose sum is σ = 494255190. Its totient is φ = 228117768.

The previous prime is 342176641. The next prime is 342176677. The reversal of 342176661 is 166671243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 231800625 + 110376036 = 15225^2 + 10506^2 .

It is not a de Polignac number, because 342176661 - 2¹⁴ = 342160277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342176641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19009806 + ... + 19009823.

It is an arithmetic number, because the mean of its divisors is an integer number (82375865).

Almost surely, 2^342176661 is an apocalyptic number.

It is an amenable number.

342176661 is a deficient number, since it is larger than the sum of its proper divisors (152078529).

342176661 is a wasteful number, since it uses less digits than its factorization.

342176661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38019635 (or 38019632 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 342176661 is about 18498.0177586681. The cubic root of 342176661 is about 699.4394566923.

The spelling of 342176661 in words is "three hundred forty-two million, one hundred seventy-six thousand, six hundred sixty-one".