6523223212 has 24 divisors (see below), whose sum is σ = 12517967952. Its totient is φ = 2949734400.

The previous prime is 6523223197. The next prime is 6523223237. The reversal of 6523223212 is 2123223256.

It is a happy number.

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, 375589 + ... + 392572.

It is an arithmetic number, because the mean of its divisors is an integer number (521581998).

Almost surely, 2^6523223212 is an apocalyptic number.

It is an amenable number.

6523223212 is a deficient number, since it is larger than the sum of its proper divisors (5994744740).

6523223212 is a wasteful number, since it uses less digits than its factorization.

6523223212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768369 (or 768367 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 6523223212 is about 80766.4733165934. The cubic root of 6523223212 is about 1868.4755238209.

Adding to 6523223212 its reverse (2123223256), we get a palindrome (8646446468).

The spelling of 6523223212 in words is "six billion, five hundred twenty-three million, two hundred twenty-three thousand, two hundred twelve".