889633538 has 8 divisors (see below), whose sum is σ = 1338742080. Its totient is φ = 443386180.

The previous prime is 889633529. The next prime is 889633541. The reversal of 889633538 is 835336988.

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

It is a self number, because there is not a number n which added to its sum of digits gives 889633538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714518 + ... + 715761.

It is an arithmetic number, because the mean of its divisors is an integer number (167342760).

Almost surely, 2^889633538 is an apocalyptic number.

889633538 is a deficient number, since it is larger than the sum of its proper divisors (449108542).

889633538 is a wasteful number, since it uses less digits than its factorization.

889633538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430592.

The product of its digits is 3732480, while the sum is 53.

The square root of 889633538 is about 29826.7252309066. The cubic root of 889633538 is about 961.7681310635.

The spelling of 889633538 in words is "eight hundred eighty-nine million, six hundred thirty-three thousand, five hundred thirty-eight".