344313986 has 16 divisors (see below), whose sum is σ = 529135200. Its totient is φ = 167945568.

The previous prime is 344313973. The next prime is 344313989. The reversal of 344313986 is 689313443.

It is not an unprimeable number, because it can be changed into a prime (344313989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85670 + ... + 89598.

It is an arithmetic number, because the mean of its divisors is an integer number (33070950).

Almost surely, 2^344313986 is an apocalyptic number.

344313986 is a deficient number, since it is larger than the sum of its proper divisors (184821214).

344313986 is a wasteful number, since it uses less digits than its factorization.

344313986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993.

The product of its digits is 186624, while the sum is 41.

The square root of 344313986 is about 18555.6995556621. The cubic root of 344313986 is about 700.8927290216.

The spelling of 344313986 in words is "three hundred forty-four million, three hundred thirteen thousand, nine hundred eighty-six".