289327122 has 24 divisors (see below), whose sum is σ = 716429376. Its totient is φ = 82664856.

The previous prime is 289327081. The next prime is 289327133. The reversal of 289327122 is 221723982.

It is a super-4 number, since 4×289327122⁴ (a number of 35 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1147998 + ... + 1148249.

It is an arithmetic number, because the mean of its divisors is an integer number (29851224).

Almost surely, 2^289327122 is an apocalyptic number.

289327122 is an abundant number, since it is smaller than the sum of its proper divisors (427102254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

289327122 is a wasteful number, since it uses less digits than its factorization.

289327122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2296262 (or 2296259 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 289327122 is about 17009.6185142407. The cubic root of 289327122 is about 661.3982614773.

The spelling of 289327122 in words is "two hundred eighty-nine million, three hundred twenty-seven thousand, one hundred twenty-two".