523212532 has 24 divisors (see below), whose sum is σ = 922168800. Its totient is φ = 259743456.

The previous prime is 523212517. The next prime is 523212583. The reversal of 523212532 is 235212325.

It is a junction number, because it is equal to n+sod(n) for n = 523212497 and 523212506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407163 + ... + 408445.

It is an arithmetic number, because the mean of its divisors is an integer number (38423700).

Almost surely, 2^523212532 is an apocalyptic number.

It is an amenable number.

523212532 is a deficient number, since it is larger than the sum of its proper divisors (398956268).

523212532 is a wasteful number, since it uses less digits than its factorization.

523212532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935 (or 1933 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 523212532 is about 22873.8394678287. The cubic root of 523212532 is about 805.7977416541.

Adding to 523212532 its reverse (235212325), we get a palindrome (758424857).

The spelling of 523212532 in words is "five hundred twenty-three million, two hundred twelve thousand, five hundred thirty-two".