344705396 has 48 divisors (see below), whose sum is σ = 744912000. Its totient is φ = 139031424.

The previous prime is 344705381. The next prime is 344705401. The reversal of 344705396 is 693507443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15935 + ... + 30713.

It is an arithmetic number, because the mean of its divisors is an integer number (15519000).

Almost surely, 2^344705396 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 344705396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372456000).

344705396 is an abundant number, since it is smaller than the sum of its proper divisors (400206604).

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

344705396 is a wasteful number, since it uses less digits than its factorization.

344705396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14821 (or 14805 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 344705396 is about 18566.2434541832. The cubic root of 344705396 is about 701.1582158991.

The spelling of 344705396 in words is "three hundred forty-four million, seven hundred five thousand, three hundred ninety-six".