344087916 has 12 divisors (see below), whose sum is σ = 802871832. Its totient is φ = 114695968.

The previous prime is 344087903. The next prime is 344087917. The reversal of 344087916 is 619780443.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (344087917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14336985 + ... + 14337008.

It is an arithmetic number, because the mean of its divisors is an integer number (66905986).

Almost surely, 2^344087916 is an apocalyptic number.

It is an amenable number.

344087916 is an abundant number, since it is smaller than the sum of its proper divisors (458783916).

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

344087916 is a wasteful number, since it uses less digits than its factorization.

344087916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28674000 (or 28673998 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 344087916 is about 18549.6068961043. The cubic root of 344087916 is about 700.7392978348.

It can be divided in two parts, 34408 and 7916, that added together give a palindrome (42324).

The spelling of 344087916 in words is "three hundred forty-four million, eighty-seven thousand, nine hundred sixteen".