522236727 has 20 divisors (see below), whose sum is σ = 807036120. Its totient is φ = 336150864.

The previous prime is 522236711. The next prime is 522236777. The reversal of 522236727 is 727632225.

It is not a de Polignac number, because 522236727 - 2⁴ = 522236711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 522236691 and 522236700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522236777) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 108813 + ... + 113510.

It is an arithmetic number, because the mean of its divisors is an integer number (40351806).

Almost surely, 2^522236727 is an apocalyptic number.

522236727 is a deficient number, since it is larger than the sum of its proper divisors (284799393).

522236727 is a wasteful number, since it uses less digits than its factorization.

522236727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222364 (or 222355 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 522236727 is about 22852.4993600262. The cubic root of 522236727 is about 805.2964853140.

The spelling of 522236727 in words is "five hundred twenty-two million, two hundred thirty-six thousand, seven hundred twenty-seven".