889622013 has 16 divisors (see below), whose sum is σ = 1381193856. Its totient is φ = 498763200.

The previous prime is 889622011. The next prime is 889622093. The reversal of 889622013 is 310226988.

It is a happy number.

It is not a de Polignac number, because 889622013 - 2¹ = 889622011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889622011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398538 + ... + 400763.

It is an arithmetic number, because the mean of its divisors is an integer number (86324616).

Almost surely, 2^889622013 is an apocalyptic number.

It is an amenable number.

889622013 is a deficient number, since it is larger than the sum of its proper divisors (491571843).

889622013 is a wasteful number, since it uses less digits than its factorization.

889622013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799364.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 889622013 is about 29826.5320310625. The cubic root of 889622013 is about 961.7639778832.

The spelling of 889622013 in words is "eight hundred eighty-nine million, six hundred twenty-two thousand, thirteen".