344315620 has 96 divisors (see below), whose sum is σ = 855017856. Its totient is φ = 115046400.

The previous prime is 344315617. The next prime is 344315651. The reversal of 344315620 is 26513443.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159750 + ... + 161890.

It is an arithmetic number, because the mean of its divisors is an integer number (8906436).

Almost surely, 2^344315620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344315620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427508928).

344315620 is an abundant number, since it is smaller than the sum of its proper divisors (510702236).

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

344315620 is a wasteful number, since it uses less digits than its factorization.

344315620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 344315620 is about 18555.7435852083. The cubic root of 344315620 is about 700.8938377547.

The spelling of 344315620 in words is "three hundred forty-four million, three hundred fifteen thousand, six hundred twenty".