289748484 has 27 divisors (see below), whose sum is σ = 732678037. Its totient is φ = 96548784.
The previous prime is 289748477. The next prime is 289748521. The reversal of 289748484 is 484847982.
The square root of 289748484 is 17022.
It is a perfect power (a square), and thus also a powerful number.
289748484 is a `hidden beast` number, since 2 + 89 + 7 + 484 + 84 = 666.
It can be written as a sum of positive squares in only one way, i.e., 9922500 + 279825984 = 3150^2 + 16728^2 .
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 289748484.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 100714 + ... + 103550.
Almost surely, 2289748484 is an apocalyptic number.
289748484 is the 17022-nd square number.
It is an amenable number.
289748484 is an abundant number, since it is smaller than the sum of its proper divisors (442929553).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289748484 is an equidigital number, since it uses as much as digits as its factorization.
289748484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5684 (or 2842 counting only the distinct ones).
The product of its digits is 4128768, while the sum is 54.
The cubic root of 289748484 is about 661.7191818626.
The spelling of 289748484 in words is "two hundred eighty-nine million, seven hundred forty-eight thousand, four hundred eighty-four".
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