522251331 has 8 divisors (see below), whose sum is σ = 795811584. Its totient is φ = 298429320.

The previous prime is 522251321. The next prime is 522251333. The reversal of 522251331 is 133152225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 522251331 - 2¹⁰ = 522250307 is a prime.

It is a super-2 number, since 2×522251331² = 545492905462543122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (522251333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12434535 + ... + 12434576.

It is an arithmetic number, because the mean of its divisors is an integer number (99476448).

Almost surely, 2^522251331 is an apocalyptic number.

522251331 is a deficient number, since it is larger than the sum of its proper divisors (273560253).

522251331 is a wasteful number, since it uses less digits than its factorization.

522251331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24869121.

The product of its digits is 1800, while the sum is 24.

The square root of 522251331 is about 22852.8188852054. The cubic root of 522251331 is about 805.3039917695.

The spelling of 522251331 in words is "five hundred twenty-two million, two hundred fifty-one thousand, three hundred thirty-one".