342012186 has 16 divisors (see below), whose sum is σ = 760027200. Its totient is φ = 114004044.

The previous prime is 342012173. The next prime is 342012193. The reversal of 342012186 is 681210243.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3166726 + ... + 3166833.

It is an arithmetic number, because the mean of its divisors is an integer number (47501700).

Almost surely, 2^342012186 is an apocalyptic number.

342012186 is an abundant number, since it is smaller than the sum of its proper divisors (418015014).

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

342012186 is a wasteful number, since it uses less digits than its factorization.

342012186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333570 (or 6333564 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 342012186 is about 18493.5714776784. The cubic root of 342012186 is about 699.3273715669.

The spelling of 342012186 in words is "three hundred forty-two million, twelve thousand, one hundred eighty-six".