27222463 has 2 divisors, whose sum is σ = 27222464. Its totient is φ = 27222462.

The previous prime is 27222347. The next prime is 27222469. The reversal of 27222463 is 36422272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27222463 - 2²¹ = 25125311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27222469) 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, 13611231 + 13611232.

It is an arithmetic number, because the mean of its divisors is an integer number (13611232).

Almost surely, 2^27222463 is an apocalyptic number.

27222463 is a deficient number, since it is larger than the sum of its proper divisors (1).

27222463 is an equidigital number, since it uses as much as digits as its factorization.

27222463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 28.

The square root of 27222463 is about 5217.5150215404. The cubic root of 27222463 is about 300.8216844313.

The spelling of 27222463 in words is "twenty-seven million, two hundred twenty-two thousand, four hundred sixty-three".