344678356 has 12 divisors (see below), whose sum is σ = 658022400. Its totient is φ = 156671960.

The previous prime is 344678317. The next prime is 344678359. The reversal of 344678356 is 653876443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344678359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3916756 + ... + 3916843.

It is an arithmetic number, because the mean of its divisors is an integer number (54835200).

Almost surely, 2^344678356 is an apocalyptic number.

It is an amenable number.

344678356 is a deficient number, since it is larger than the sum of its proper divisors (313344044).

344678356 is a wasteful number, since it uses less digits than its factorization.

344678356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7833614 (or 7833612 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 46.

The square root of 344678356 is about 18565.5152365885. The cubic root of 344678356 is about 701.1398815822.

The spelling of 344678356 in words is "three hundred forty-four million, six hundred seventy-eight thousand, three hundred fifty-six".