27822253 has 2 divisors, whose sum is σ = 27822254. Its totient is φ = 27822252.

The previous prime is 27822241. The next prime is 27822259. The reversal of 27822253 is 35222872.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25220484 + 2601769 = 5022^2 + 1613^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27822253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27822259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13911126 + 13911127.

It is an arithmetic number, because the mean of its divisors is an integer number (13911127).

Almost surely, 2^27822253 is an apocalyptic number.

It is an amenable number.

27822253 is a deficient number, since it is larger than the sum of its proper divisors (1).

27822253 is an equidigital number, since it uses as much as digits as its factorization.

27822253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 31.

The square root of 27822253 is about 5274.6803694632. The cubic root of 27822253 is about 303.0149796354.

The spelling of 27822253 in words is "twenty-seven million, eight hundred twenty-two thousand, two hundred fifty-three".