889209946 has 8 divisors (see below), whose sum is σ = 1391806944. Its totient is φ = 425274300.

The previous prime is 889209917. The next prime is 889209949. The reversal of 889209946 is 649902988.

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

It is not an unprimeable number, because it can be changed into a prime (889209949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9665280 + ... + 9665371.

It is an arithmetic number, because the mean of its divisors is an integer number (173975868).

Almost surely, 2^889209946 is an apocalyptic number.

889209946 is a deficient number, since it is larger than the sum of its proper divisors (502596998).

889209946 is a wasteful number, since it uses less digits than its factorization.

889209946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19330676.

The product of its (nonzero) digits is 2239488, while the sum is 55.

The square root of 889209946 is about 29819.6235053362. The cubic root of 889209946 is about 961.6154607240.

The spelling of 889209946 in words is "eight hundred eighty-nine million, two hundred nine thousand, nine hundred forty-six".