989463273 has 4 divisors (see below), whose sum is σ = 1319284368.
Its totient is φ = 659642180.
The previous prime is 989463271. The next prime is 989463283. The reversal of 989463273 is 372364989.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 989463273 - 21 = 989463271 is a prime.
It is not an unprimeable number, because it can be changed into a prime (989463271) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164910543 + ... + 164910548.
It is an arithmetic number, because the mean of its divisors is an integer number (329821092).
Almost surely, 2989463273 is an apocalyptic number.
It is an amenable number.
989463273 is a deficient number, since it is larger than the sum of its proper divisors (329821095).
989463273 is a wasteful number, since it uses less digits than its factorization.
989463273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329821094.
The product of its digits is 1959552, while the sum is 51.
The square root of 989463273 is about 31455.7351368554.
The cubic root of 989463273 is about 996.4753490985.
The spelling of 989463273 in words is "nine hundred eighty-nine million, four hundred sixty-three thousand, two hundred seventy-three".