889925481 has 8 divisors (see below), whose sum is σ = 1318408160. Its totient is φ = 593283636.

The previous prime is 889925471. The next prime is 889925483. The reversal of 889925481 is 184529988.

889925481 is a `hidden beast` number, since 8 + 8 + 9 + 92 + 548 + 1 = 666.

It is not a de Polignac number, because 889925481 - 2²¹ = 887828329 is a prime.

It is a super-2 number, since 2×889925481² = 1583934723466162722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (889925483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16480075 + ... + 16480128.

It is an arithmetic number, because the mean of its divisors is an integer number (164801020).

Almost surely, 2^889925481 is an apocalyptic number.

It is an amenable number.

889925481 is a deficient number, since it is larger than the sum of its proper divisors (428482679).

889925481 is a wasteful number, since it uses less digits than its factorization.

889925481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32960212 (or 32960206 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 54.

The square root of 889925481 is about 29831.6188129307. The cubic root of 889925481 is about 961.8733244768.

The spelling of 889925481 in words is "eight hundred eighty-nine million, nine hundred twenty-five thousand, four hundred eighty-one".