522502223 has 4 divisors (see below), whose sum is σ = 550002360. Its totient is φ = 495002088.

The previous prime is 522502217. The next prime is 522502229. The reversal of 522502223 is 322205225.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (522502217) and next prime (522502229).

It is a cyclic number.

It is not a de Polignac number, because 522502223 - 2⁴ = 522502207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522502229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13750040 + ... + 13750077.

It is an arithmetic number, because the mean of its divisors is an integer number (137500590).

Almost surely, 2^522502223 is an apocalyptic number.

522502223 is a deficient number, since it is larger than the sum of its proper divisors (27500137).

522502223 is a wasteful number, since it uses less digits than its factorization.

522502223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27500136.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 522502223 is about 22858.3075270240. The cubic root of 522502223 is about 805.4329284018.

Adding to 522502223 its reverse (322205225), we get a palindrome (844707448).

The spelling of 522502223 in words is "five hundred twenty-two million, five hundred two thousand, two hundred twenty-three".