345422322 has 48 divisors (see below), whose sum is σ = 863358912. Its totient is φ = 97765920.

The previous prime is 345422309. The next prime is 345422333. The reversal of 345422322 is 223224543.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 672 + ... + 26292.

It is an arithmetic number, because the mean of its divisors is an integer number (17986644).

Almost surely, 2^345422322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345422322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431679456).

345422322 is an abundant number, since it is smaller than the sum of its proper divisors (517936590).

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

345422322 is a wasteful number, since it uses less digits than its factorization.

345422322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25743 (or 25740 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 345422322 is about 18585.5406701016. The cubic root of 345422322 is about 701.6439741428.

Adding to 345422322 its reverse (223224543), we get a palindrome (568646865).

It can be divided in two parts, 345422 and 322, that added together give a square (345744 = 588²).

The spelling of 345422322 in words is "three hundred forty-five million, four hundred twenty-two thousand, three hundred twenty-two".