259264881 has 10 divisors (see below), whose sum is σ = 387297042. Its totient is φ = 172843200.

The previous prime is 259264871. The next prime is 259264927. The reversal of 259264881 is 188462952.

259264881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 255200625 + 4064256 = 15975^2 + 2016^2 .

It is not a de Polignac number, because 259264881 - 2⁵ = 259264849 is a prime.

It is a super-2 number, since 2×259264881² = 134436557039888322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (259264871) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1600320 + ... + 1600481.

Almost surely, 2^259264881 is an apocalyptic number.

It is an amenable number.

259264881 is a deficient number, since it is larger than the sum of its proper divisors (128032161).

259264881 is an equidigital number, since it uses as much as digits as its factorization.

259264881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200813 (or 3200804 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 259264881 is about 16101.7042886770. The cubic root of 259264881 is about 637.6483364160.

The spelling of 259264881 in words is "two hundred fifty-nine million, two hundred sixty-four thousand, eight hundred eighty-one".