889383321 has 20 divisors (see below), whose sum is σ = 1329461364. Its totient is φ = 592531200.

The previous prime is 889383317. The next prime is 889383323. The reversal of 889383321 is 123383988.

It can be written as a sum of positive squares in 2 ways, for example, as 322705296 + 566678025 = 17964^2 + 23805^2 .

It is not a de Polignac number, because 889383321 - 2² = 889383317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (889383323) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 172501 + ... + 177581.

Almost surely, 2^889383321 is an apocalyptic number.

889383321 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

889383321 is a deficient number, since it is larger than the sum of its proper divisors (440078043).

889383321 is a wasteful number, since it uses less digits than its factorization.

889383321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7254 (or 7245 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 889383321 is about 29822.5304258374. The cubic root of 889383321 is about 961.6779541194.

The spelling of 889383321 in words is "eight hundred eighty-nine million, three hundred eighty-three thousand, three hundred twenty-one".