345324224 has 28 divisors (see below), whose sum is σ = 783147024. Its totient is φ = 147995904.

The previous prime is 345324211. The next prime is 345324229. The reversal of 345324224 is 422423543.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is not an unprimeable number, because it can be changed into a prime (345324229) 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, 384959 + ... + 385854.

Almost surely, 2^345324224 is an apocalyptic number.

It is an amenable number.

345324224 is an abundant number, since it is smaller than the sum of its proper divisors (437822800).

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

345324224 is an equidigital number, since it uses as much as digits as its factorization.

345324224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770832 (or 770822 counting only the distinct ones).

The product of its digits is 23040, while the sum is 29.

The square root of 345324224 is about 18582.9013881041. The cubic root of 345324224 is about 701.5775468710.

Adding to 345324224 its reverse (422423543), we get a palindrome (767747767).

The spelling of 345324224 in words is "three hundred forty-five million, three hundred twenty-four thousand, two hundred twenty-four".