344649268 has 12 divisors (see below), whose sum is σ = 613024132. Its totient is φ = 169499520.

The previous prime is 344649259. The next prime is 344649281. The reversal of 344649268 is 862946443.

It can be written as a sum of positive squares in 2 ways, for example, as 69022864 + 275626404 = 8308^2 + 16602^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706005 + ... + 706492.

Almost surely, 2^344649268 is an apocalyptic number.

It is an amenable number.

344649268 is a deficient number, since it is larger than the sum of its proper divisors (268374864).

344649268 is a wasteful number, since it uses less digits than its factorization.

344649268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412562 (or 1412560 counting only the distinct ones).

The product of its digits is 995328, while the sum is 46.

The square root of 344649268 is about 18564.7318321596. The cubic root of 344649268 is about 701.1201575600.

The spelling of 344649268 in words is "three hundred forty-four million, six hundred forty-nine thousand, two hundred sixty-eight".