889990562 has 16 divisors (see below), whose sum is σ = 1414285272. Its totient is φ = 418590720.

The previous prime is 889990561. The next prime is 889990597. The reversal of 889990562 is 265099988.

889990562 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 4 ways, for example, as 821911561 + 68079001 = 28669^2 + 8251^2 .

It is a junction number, because it is equal to n+sod(n) for n = 889990498 and 889990507.

It is not an unprimeable number, because it can be changed into a prime (889990561) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 67418 + ... + 79530.

Almost surely, 2^889990562 is an apocalyptic number.

889990562 is a deficient number, since it is larger than the sum of its proper divisors (524294710).

889990562 is a wasteful number, since it uses less digits than its factorization.

889990562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14293.

The product of its (nonzero) digits is 2799360, while the sum is 56.

The square root of 889990562 is about 29832.7095986938. The cubic root of 889990562 is about 961.8967714407.

The spelling of 889990562 in words is "eight hundred eighty-nine million, nine hundred ninety thousand, five hundred sixty-two".