882222497289 has 135 divisors (see below), whose sum is σ = 1630396651653. Its totient is φ = 473931585792.

The previous prime is 882222497287. The next prime is 882222497293. The reversal of 882222497289 is 982794222288.

The square root of 882222497289 is 939267.

It is a perfect power (a square), and thus also a powerful number.

882222497289 is a `hidden beast` number, since 88 + 22 + 22 + 497 + 28 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 342614720889 + 539607776400 = 585333^2 + 734580^2 .

It is not a de Polignac number, because 882222497289 - 2¹ = 882222497287 is a prime.

It is a super-2 number, since 2×882222497289² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (882222497287) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 1005954519 + ... + 1005955395.

Almost surely, 2^882222497289 is an apocalyptic number.

882222497289 is the 939267-th square number.

882222497289 is the 469634-th centered octagonal number.

It is an amenable number.

882222497289 is a deficient number, since it is larger than the sum of its proper divisors (748174154364).

882222497289 is an frugal number, since it uses more digits than its factorization.

882222497289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814 (or 904 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 63.

The spelling of 882222497289 in words is "eight hundred eighty-two billion, two hundred twenty-two million, four hundred ninety-seven thousand, two hundred eighty-nine".