87586099 has 2 divisors, whose sum is σ = 87586100. Its totient is φ = 87586098.

The previous prime is 87586063. The next prime is 87586117. The reversal of 87586099 is 99068578.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87586099 is a prime.

It is not a weakly prime, because it can be changed into another prime (87586049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43793049 + 43793050.

It is an arithmetic number, because the mean of its divisors is an integer number (43793050).

Almost surely, 2^87586099 is an apocalyptic number.

87586099 is a deficient number, since it is larger than the sum of its proper divisors (1).

87586099 is an equidigital number, since it uses as much as digits as its factorization.

87586099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 87586099 is about 9358.7445205006. The cubic root of 87586099 is about 444.0975677014.

The spelling of 87586099 in words is "eighty-seven million, five hundred eighty-six thousand, ninety-nine".