889440097 has 8 divisors (see below), whose sum is σ = 1094695616. Its totient is φ = 703732752.

The previous prime is 889440067. The next prime is 889440113. The reversal of 889440097 is 790044988.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 889440097 - 2¹¹ = 889438049 is a prime.

It is a super-2 number, since 2×889440097² = 1582207372302738818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 889440097.

It is not an unprimeable number, because it can be changed into a prime (889440007) 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, 4886943 + ... + 4887124.

It is an arithmetic number, because the mean of its divisors is an integer number (136836952).

Almost surely, 2^889440097 is an apocalyptic number.

It is an amenable number.

889440097 is a deficient number, since it is larger than the sum of its proper divisors (205255519).

889440097 is a wasteful number, since it uses less digits than its factorization.

889440097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9774087.

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 889440097 is about 29823.4823084093. The cubic root of 889440097 is about 961.6984173866.

The spelling of 889440097 in words is "eight hundred eighty-nine million, four hundred forty thousand, ninety-seven".