361622227 has 2 divisors, whose sum is σ = 361622228. Its totient is φ = 361622226.

The previous prime is 361622207. The next prime is 361622251. The reversal of 361622227 is 722226163.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 361622227 - 2¹⁹ = 361097939 is a prime.

It is not a weakly prime, because it can be changed into another prime (361622207) 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, 180811113 + 180811114.

It is an arithmetic number, because the mean of its divisors is an integer number (180811114).

Almost surely, 2^361622227 is an apocalyptic number.

361622227 is a deficient number, since it is larger than the sum of its proper divisors (1).

361622227 is an equidigital number, since it uses as much as digits as its factorization.

361622227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 361622227 is about 19016.3673450005. The cubic root of 361622227 is about 712.4455947788.

The spelling of 361622227 in words is "three hundred sixty-one million, six hundred twenty-two thousand, two hundred twenty-seven".