2269688087 has 2 divisors, whose sum is σ = 2269688088. Its totient is φ = 2269688086.

The previous prime is 2269688063. The next prime is 2269688107. The reversal of 2269688087 is 7808869622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2269688087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2269688987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134844043 + 1134844044.

It is an arithmetic number, because the mean of its divisors is an integer number (1134844044).

Almost surely, 2^2269688087 is an apocalyptic number.

2269688087 is a deficient number, since it is larger than the sum of its proper divisors (1).

2269688087 is an equidigital number, since it uses as much as digits as its factorization.

2269688087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4644864, while the sum is 56.

The square root of 2269688087 is about 47641.2435501006. The cubic root of 2269688087 is about 1314.1816315547.

The spelling of 2269688087 in words is "two billion, two hundred sixty-nine million, six hundred eighty-eight thousand, eighty-seven".