342152666 has 8 divisors (see below), whose sum is σ = 513384564. Its totient is φ = 171024480.

The previous prime is 342152651. The next prime is 342152689. The reversal of 342152666 is 666251243.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 333829441 + 8323225 = 18271^2 + 2885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17075 + ... + 31238.

Almost surely, 2^342152666 is an apocalyptic number.

342152666 is a deficient number, since it is larger than the sum of its proper divisors (171231898).

342152666 is a wasteful number, since it uses less digits than its factorization.

342152666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51856.

The product of its digits is 51840, while the sum is 35.

The square root of 342152666 is about 18497.3691642893. The cubic root of 342152666 is about 699.4231070071.

The spelling of 342152666 in words is "three hundred forty-two million, one hundred fifty-two thousand, six hundred sixty-six".