523226212 has 12 divisors (see below), whose sum is σ = 916183996. Its totient is φ = 261459360.

The previous prime is 523226201. The next prime is 523226227. The reversal of 523226212 is 212622325.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 154355776 + 368870436 = 12424^2 + 19206^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30603 + ... + 44530.

Almost surely, 2^523226212 is an apocalyptic number.

It is an amenable number.

523226212 is a deficient number, since it is larger than the sum of its proper divisors (392957784).

523226212 is a wasteful number, since it uses less digits than its factorization.

523226212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76878 (or 76876 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 523226212 is about 22874.1384974385. The cubic root of 523226212 is about 805.8047644326.

Adding to 523226212 its reverse (212622325), we get a palindrome (735848537).

The spelling of 523226212 in words is "five hundred twenty-three million, two hundred twenty-six thousand, two hundred twelve".