334186842 has 16 divisors (see below), whose sum is σ = 729135072. Its totient is φ = 101268720.

The previous prime is 334186829. The next prime is 334186883. The reversal of 334186842 is 248681433.

It is a happy number.

It is a super-2 number, since 2×334186842² = 223361690731865928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 334186842.

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, 2531653 + ... + 2531784.

It is an arithmetic number, because the mean of its divisors is an integer number (45570942).

Almost surely, 2^334186842 is an apocalyptic number.

334186842 is an abundant number, since it is smaller than the sum of its proper divisors (394948230).

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

334186842 is a wasteful number, since it uses less digits than its factorization.

334186842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063453.

The product of its digits is 110592, while the sum is 39.

The square root of 334186842 is about 18280.7779374949. Note that the first 3 decimals coincide. The cubic root of 334186842 is about 693.9525598269.

The spelling of 334186842 in words is "three hundred thirty-four million, one hundred eighty-six thousand, eight hundred forty-two".