5266289 has 8 divisors (see below), whose sum is σ = 6036288. Its totient is φ = 4500720.

The previous prime is 5266273. The next prime is 5266291. The reversal of 5266289 is 9826625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5266289 - 2⁴ = 5266273 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5266189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2054 + ... + 3840.

It is an arithmetic number, because the mean of its divisors is an integer number (754536).

Almost surely, 2^5266289 is an apocalyptic number.

It is an amenable number.

5266289 is a deficient number, since it is larger than the sum of its proper divisors (769999).

5266289 is a wasteful number, since it uses less digits than its factorization.

5266289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215.

The product of its digits is 51840, while the sum is 38.

The square root of 5266289 is about 2294.8396458141. The cubic root of 5266289 is about 173.9808958635.

It can be divided in two parts, 5266 and 289, that added together give a palindrome (5555).

The spelling of 5266289 in words is "five million, two hundred sixty-six thousand, two hundred eighty-nine".