9217257152 has 14 divisors (see below), whose sum is σ = 18290494788. Its totient is φ = 4608628544.

The previous prime is 9217257151. The next prime is 9217257163. The reversal of 9217257152 is 2517527129.

It is a super-2 number, since 2×9217257152² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9217257151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72009758 + ... + 72009885.

Almost surely, 2^9217257152 is an apocalyptic number.

It is an amenable number.

9217257152 is a deficient number, since it is larger than the sum of its proper divisors (9073237636).

9217257152 is a wasteful number, since it uses less digits than its factorization.

9217257152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144019655 (or 144019645 counting only the distinct ones).

The product of its digits is 88200, while the sum is 41.

The square root of 9217257152 is about 96006.5474433905. The cubic root of 9217257152 is about 2096.6884429275.

The spelling of 9217257152 in words is "nine billion, two hundred seventeen million, two hundred fifty-seven thousand, one hundred fifty-two".