889955047 has 8 divisors (see below), whose sum is σ = 925583120. Its totient is φ = 855005760.

The previous prime is 889955039. The next prime is 889955063. The reversal of 889955047 is 740559988.

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 889955047 - 2³ = 889955039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889955447) 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, 167022 + ... + 172267.

It is an arithmetic number, because the mean of its divisors is an integer number (115697890).

Almost surely, 2^889955047 is an apocalyptic number.

889955047 is a deficient number, since it is larger than the sum of its proper divisors (35628073).

889955047 is a wasteful number, since it uses less digits than its factorization.

889955047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339393.

The product of its (nonzero) digits is 3628800, while the sum is 55.

The square root of 889955047 is about 29832.1143568471. The cubic root of 889955047 is about 961.8839764667.

The spelling of 889955047 in words is "eight hundred eighty-nine million, nine hundred fifty-five thousand, forty-seven".