289422367 has 4 divisors (see below), whose sum is σ = 311685640. Its totient is φ = 267159096.

The previous prime is 289422319. The next prime is 289422373. The reversal of 289422367 is 763224982.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 289422367 - 2¹⁵ = 289389599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289423367) 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, 11131617 + ... + 11131642.

It is an arithmetic number, because the mean of its divisors is an integer number (77921410).

Almost surely, 2^289422367 is an apocalyptic number.

289422367 is a deficient number, since it is larger than the sum of its proper divisors (22263273).

289422367 is a wasteful number, since it uses less digits than its factorization.

289422367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22263272.

The product of its digits is 290304, while the sum is 43.

The square root of 289422367 is about 17012.4180233146. The cubic root of 289422367 is about 661.4708298165.

The spelling of 289422367 in words is "two hundred eighty-nine million, four hundred twenty-two thousand, three hundred sixty-seven".