52287227 has 2 divisors, whose sum is σ = 52287228. Its totient is φ = 52287226.

The previous prime is 52287143. The next prime is 52287241. The reversal of 52287227 is 72278225.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52287227 - 2²² = 48092923 is a prime.

It is not a weakly prime, because it can be changed into another prime (52287127) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26143613 + 26143614.

It is an arithmetic number, because the mean of its divisors is an integer number (26143614).

Almost surely, 2^52287227 is an apocalyptic number.

52287227 is a deficient number, since it is larger than the sum of its proper divisors (1).

52287227 is an equidigital number, since it uses as much as digits as its factorization.

52287227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31360, while the sum is 35.

The square root of 52287227 is about 7230.9907343323. The cubic root of 52287227 is about 373.9370837000.

The spelling of 52287227 in words is "fifty-two million, two hundred eighty-seven thousand, two hundred twenty-seven".