344163142 has 16 divisors (see below), whose sum is σ = 532426752. Its totient is φ = 166750920.

The previous prime is 344163139. The next prime is 344163167. The reversal of 344163142 is 241361443.

It is a super-2 number, since 2×344163142² = 236896536622624328, 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 344163142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4834 + ... + 26677.

It is an arithmetic number, because the mean of its divisors is an integer number (33276672).

Almost surely, 2^344163142 is an apocalyptic number.

344163142 is a deficient number, since it is larger than the sum of its proper divisors (188263610).

344163142 is a wasteful number, since it uses less digits than its factorization.

344163142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31683.

The product of its digits is 6912, while the sum is 28.

The square root of 344163142 is about 18551.6344832470. The cubic root of 344163142 is about 700.7903603404.

The spelling of 344163142 in words is "three hundred forty-four million, one hundred sixty-three thousand, one hundred forty-two".