345313344 has 56 divisors (see below), whose sum is σ = 922739328. Its totient is φ = 113958400.

The previous prime is 345313327. The next prime is 345313351. The reversal of 345313344 is 443313543.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10489 + ... + 28295.

It is an arithmetic number, because the mean of its divisors is an integer number (16477488).

Almost surely, 2^345313344 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 345313344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461369664).

345313344 is an abundant number, since it is smaller than the sum of its proper divisors (577425984).

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

345313344 is a wasteful number, since it uses less digits than its factorization.

345313344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17923 (or 17913 counting only the distinct ones).

The product of its digits is 25920, while the sum is 30.

The square root of 345313344 is about 18582.6086435678. The cubic root of 345313344 is about 701.5701786806.

Adding to 345313344 its reverse (443313543), we get a palindrome (788626887).

The spelling of 345313344 in words is "three hundred forty-five million, three hundred thirteen thousand, three hundred forty-four".