523317212 has 48 divisors (see below), whose sum is σ = 1012677120. Its totient is φ = 234657600.

The previous prime is 523317211. The next prime is 523317253. The reversal of 523317212 is 212713325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523317211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1682537 + ... + 1682847.

It is an arithmetic number, because the mean of its divisors is an integer number (21097440).

Almost surely, 2^523317212 is an apocalyptic number.

It is an amenable number.

523317212 is a deficient number, since it is larger than the sum of its proper divisors (489359908).

523317212 is a wasteful number, since it uses less digits than its factorization.

523317212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 720 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 523317212 is about 22876.1275569096. The cubic root of 523317212 is about 805.8514771680.

The spelling of 523317212 in words is "five hundred twenty-three million, three hundred seventeen thousand, two hundred twelve".