2864225587 has 2 divisors, whose sum is σ = 2864225588. Its totient is φ = 2864225586.

The previous prime is 2864225579. The next prime is 2864225593. The reversal of 2864225587 is 7855224682.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2864225587 - 2³ = 2864225579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2864225587.

It is not a weakly prime, because it can be changed into another prime (2864223587) 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 as a sum of consecutive naturals, namely, 1432112793 + 1432112794.

It is an arithmetic number, because the mean of its divisors is an integer number (1432112794).

Almost surely, 2^2864225587 is an apocalyptic number.

2864225587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2864225587 is an equidigital number, since it uses as much as digits as its factorization.

2864225587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2150400, while the sum is 49.

The square root of 2864225587 is about 53518.4602450407. The cubic root of 2864225587 is about 1420.1549766383.

The spelling of 2864225587 in words is "two billion, eight hundred sixty-four million, two hundred twenty-five thousand, five hundred eighty-seven".