264896087 has 2 divisors, whose sum is σ = 264896088. Its totient is φ = 264896086.

The previous prime is 264896041. The next prime is 264896111. The reversal of 264896087 is 780698462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264896087 - 2²⁰ = 263847511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264836087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132448043 + 132448044.

It is an arithmetic number, because the mean of its divisors is an integer number (132448044).

Almost surely, 2^264896087 is an apocalyptic number.

264896087 is a deficient number, since it is larger than the sum of its proper divisors (1).

264896087 is an equidigital number, since it uses as much as digits as its factorization.

264896087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 264896087 is about 16275.6286207323. The cubic root of 264896087 is about 642.2318619496.

The spelling of 264896087 in words is "two hundred sixty-four million, eight hundred ninety-six thousand, eighty-seven".