523032211 has 4 divisors (see below), whose sum is σ = 563265472. Its totient is φ = 482798952.

The previous prime is 523032199. The next prime is 523032233. The reversal of 523032211 is 112230325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 523032211 - 2⁵ = 523032179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523032241) by changing a digit.

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, 20116611 + ... + 20116636.

It is an arithmetic number, because the mean of its divisors is an integer number (140816368).

Almost surely, 2^523032211 is an apocalyptic number.

523032211 is a deficient number, since it is larger than the sum of its proper divisors (40233261).

523032211 is a wasteful number, since it uses less digits than its factorization.

523032211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40233260.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 523032211 is about 22869.8974855595. The cubic root of 523032211 is about 805.7051604427.

Adding to 523032211 its reverse (112230325), we get a palindrome (635262536).

The spelling of 523032211 in words is "five hundred twenty-three million, thirty-two thousand, two hundred eleven".