889452261 has 12 divisors (see below), whose sum is σ = 1288471392. Its totient is φ = 591257256.

The previous prime is 889452227. The next prime is 889452293. The reversal of 889452261 is 162254988.

It is not a de Polignac number, because 889452261 - 2⁶ = 889452197 is a prime.

It is a super-2 number, since 2×889452261² = 1582250649196024242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889452211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139281 + ... + 145526.

It is an arithmetic number, because the mean of its divisors is an integer number (107372616).

Almost surely, 2^889452261 is an apocalyptic number.

It is an amenable number.

889452261 is a deficient number, since it is larger than the sum of its proper divisors (399019131).

889452261 is a wasteful number, since it uses less digits than its factorization.

889452261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285160 (or 285157 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 889452261 is about 29823.6862409730. The cubic root of 889452261 is about 961.7028014353.

The spelling of 889452261 in words is "eight hundred eighty-nine million, four hundred fifty-two thousand, two hundred sixty-one".