342667189 has 4 divisors (see below), whose sum is σ = 345699756. Its totient is φ = 339634624.

The previous prime is 342667187. The next prime is 342667201. The reversal of 342667189 is 981766243.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5026564 + 337640625 = 2242^2 + 18375^2 .

It is a cyclic number.

It is not a de Polignac number, because 342667189 - 2¹ = 342667187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342667187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516114 + ... + 1516339.

It is an arithmetic number, because the mean of its divisors is an integer number (86424939).

Almost surely, 2^342667189 is an apocalyptic number.

It is an amenable number.

342667189 is a deficient number, since it is larger than the sum of its proper divisors (3032567).

342667189 is a wasteful number, since it uses less digits than its factorization.

342667189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032566.

The product of its digits is 435456, while the sum is 46.

The square root of 342667189 is about 18511.2719444127. The cubic root of 342667189 is about 699.7735246941.

The spelling of 342667189 in words is "three hundred forty-two million, six hundred sixty-seven thousand, one hundred eighty-nine".