344302642 has 16 divisors (see below), whose sum is σ = 525949920. Its totient is φ = 168994368.

The previous prime is 344302639. The next prime is 344302657. The reversal of 344302642 is 246203443.

It is a self number, because there is not a number n which added to its sum of digits gives 344302642.

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, 105418 + ... + 108634.

It is an arithmetic number, because the mean of its divisors is an integer number (32871870).

Almost surely, 2^344302642 is an apocalyptic number.

344302642 is a deficient number, since it is larger than the sum of its proper divisors (181647278).

344302642 is a wasteful number, since it uses less digits than its factorization.

344302642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4185.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 344302642 is about 18555.3938788698. The cubic root of 344302642 is about 700.8850315761.

The spelling of 344302642 in words is "three hundred forty-four million, three hundred two thousand, six hundred forty-two".