889238516 has 24 divisors (see below), whose sum is σ = 1666231560. Its totient is φ = 413760512.

The previous prime is 889238491. The next prime is 889238561. The reversal of 889238516 is 615832988.

It can be written as a sum of positive squares in 4 ways, for example, as 135955600 + 753282916 = 11660^2 + 27446^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67415 + ... + 79518.

It is an arithmetic number, because the mean of its divisors is an integer number (69426315).

Almost surely, 2^889238516 is an apocalyptic number.

It is an amenable number.

889238516 is a deficient number, since it is larger than the sum of its proper divisors (776993044).

889238516 is a wasteful number, since it uses less digits than its factorization.

889238516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147043 (or 147041 counting only the distinct ones).

The product of its digits is 829440, while the sum is 50.

The square root of 889238516 is about 29820.1025484488. The cubic root of 889238516 is about 961.6257594015.

The spelling of 889238516 in words is "eight hundred eighty-nine million, two hundred thirty-eight thousand, five hundred sixteen".