522247065 has 16 divisors (see below), whose sum is σ = 836177856. Its totient is φ = 278337600.

The previous prime is 522247057. The next prime is 522247067. The reversal of 522247065 is 560742225.

It is not a de Polignac number, because 522247065 - 2³ = 522247057 is a prime.

It is a super-2 number, since 2×522247065² = 545483993802228450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (522247067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11595 + ... + 34335.

It is an arithmetic number, because the mean of its divisors is an integer number (52261116).

Almost surely, 2^522247065 is an apocalyptic number.

It is an amenable number.

522247065 is a deficient number, since it is larger than the sum of its proper divisors (313930791).

522247065 is a wasteful number, since it uses less digits than its factorization.

522247065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24280.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 522247065 is about 22852.7255486080. The cubic root of 522247065 is about 805.3017990601.

The spelling of 522247065 in words is "five hundred twenty-two million, two hundred forty-seven thousand, sixty-five".