889505133 has 16 divisors (see below), whose sum is σ = 1300982592. Its totient is φ = 536112000.

The previous prime is 889505131. The next prime is 889505147. The reversal of 889505133 is 331505988.

It is not a de Polignac number, because 889505133 - 2¹ = 889505131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889505131) 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, 68488 + ... + 80433.

It is an arithmetic number, because the mean of its divisors is an integer number (81311412).

Almost surely, 2^889505133 is an apocalyptic number.

It is an amenable number.

889505133 is a deficient number, since it is larger than the sum of its proper divisors (411477459).

889505133 is a wasteful number, since it uses less digits than its factorization.

889505133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149116.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 889505133 is about 29824.5726373405. The cubic root of 889505133 is about 961.7218566619.

The spelling of 889505133 in words is "eight hundred eighty-nine million, five hundred five thousand, one hundred thirty-three".