989034273 has 8 divisors (see below), whose sum is σ = 1465236000. Its totient is φ = 659356164.

The previous prime is 989034257. The next prime is 989034307. The reversal of 989034273 is 372430989.

It is a happy number.

It is not a de Polignac number, because 989034273 - 2⁴ = 989034257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (989034203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18315423 + ... + 18315476.

It is an arithmetic number, because the mean of its divisors is an integer number (183154500).

Almost surely, 2^989034273 is an apocalyptic number.

It is an amenable number.

989034273 is a deficient number, since it is larger than the sum of its proper divisors (476201727).

989034273 is a wasteful number, since it uses less digits than its factorization.

989034273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36630908 (or 36630902 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 989034273 is about 31448.9152913101. The cubic root of 989034273 is about 996.3313148754.

The spelling of 989034273 in words is "nine hundred eighty-nine million, thirty-four thousand, two hundred seventy-three".