345201224 has 16 divisors (see below), whose sum is σ = 649212720. Its totient is φ = 172077840.

The previous prime is 345201221. The next prime is 345201331. The reversal of 345201224 is 422102543.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 345201224.

It is not an unprimeable number, because it can be changed into a prime (345201221) 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, 62534 + ... + 67829.

It is an arithmetic number, because the mean of its divisors is an integer number (40575795).

Almost surely, 2^345201224 is an apocalyptic number.

It is an amenable number.

345201224 is a deficient number, since it is larger than the sum of its proper divisors (304011496).

345201224 is a wasteful number, since it uses less digits than its factorization.

345201224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130700 (or 130696 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 345201224 is about 18579.5915993867. The cubic root of 345201224 is about 701.4942393782.

Adding to 345201224 its reverse (422102543), we get a palindrome (767303767).

The spelling of 345201224 in words is "three hundred forty-five million, two hundred one thousand, two hundred twenty-four".