264859285 has 16 divisors (see below), whose sum is σ = 326021760. Its totient is φ = 206481600.

The previous prime is 264859279. The next prime is 264859289. The reversal of 264859285 is 582958462.

It is a happy number.

It is not a de Polignac number, because 264859285 - 2⁵ = 264859253 is a prime.

It is a super-2 number, since 2×264859285² = 140300881701422450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264859289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36706 + ... + 43324.

It is an arithmetic number, because the mean of its divisors is an integer number (20376360).

Almost surely, 2^264859285 is an apocalyptic number.

It is an amenable number.

264859285 is a deficient number, since it is larger than the sum of its proper divisors (61162475).

264859285 is a wasteful number, since it uses less digits than its factorization.

264859285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828.

The product of its digits is 1382400, while the sum is 49.

The square root of 264859285 is about 16274.4979953300. The cubic root of 264859285 is about 642.2021188255.

The spelling of 264859285 in words is "two hundred sixty-four million, eight hundred fifty-nine thousand, two hundred eighty-five".