342664185 has 16 divisors (see below), whose sum is σ = 549210816. Its totient is φ = 182438208.

The previous prime is 342664181. The next prime is 342664193. The reversal of 342664185 is 581466243.

It is not a de Polignac number, because 342664185 - 2² = 342664181 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342664181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10654 + ... + 28263.

It is an arithmetic number, because the mean of its divisors is an integer number (34325676).

Almost surely, 2^342664185 is an apocalyptic number.

It is an amenable number.

342664185 is a deficient number, since it is larger than the sum of its proper divisors (206546631).

342664185 is a wasteful number, since it uses less digits than its factorization.

342664185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39512.

The product of its digits is 138240, while the sum is 39.

The square root of 342664185 is about 18511.1908044836. The cubic root of 342664185 is about 699.7714798278.

The spelling of 342664185 in words is "three hundred forty-two million, six hundred sixty-four thousand, one hundred eighty-five".