864522007 has 2 divisors, whose sum is σ = 864522008. Its totient is φ = 864522006.

The previous prime is 864521899. The next prime is 864522011. The reversal of 864522007 is 700225468.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-864522007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (864522067) 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, 432261003 + 432261004.

It is an arithmetic number, because the mean of its divisors is an integer number (432261004).

Almost surely, 2^864522007 is an apocalyptic number.

864522007 is a deficient number, since it is larger than the sum of its proper divisors (1).

864522007 is an equidigital number, since it uses as much as digits as its factorization.

864522007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 864522007 is about 29402.7550919978. The cubic root of 864522007 is about 952.6324060969.

The spelling of 864522007 in words is "eight hundred sixty-four million, five hundred twenty-two thousand, seven".