87492227 has 2 divisors, whose sum is σ = 87492228. Its totient is φ = 87492226.

The previous prime is 87492211. The next prime is 87492281. The reversal of 87492227 is 72229478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87492227 - 2⁴ = 87492211 is a prime.

It is not a weakly prime, because it can be changed into another prime (87492287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43746113 + 43746114.

It is an arithmetic number, because the mean of its divisors is an integer number (43746114).

Almost surely, 2^87492227 is an apocalyptic number.

87492227 is a deficient number, since it is larger than the sum of its proper divisors (1).

87492227 is an equidigital number, since it uses as much as digits as its factorization.

87492227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 41.

The square root of 87492227 is about 9353.7279733805. The cubic root of 87492227 is about 443.9388544290.

The spelling of 87492227 in words is "eighty-seven million, four hundred ninety-two thousand, two hundred twenty-seven".