22227827 has 2 divisors, whose sum is σ = 22227828. Its totient is φ = 22227826.

The previous prime is 22227817. The next prime is 22227847. The reversal of 22227827 is 72872222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22227827 - 2⁴ = 22227811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22227793 and 22227802.

It is not a weakly prime, because it can be changed into another prime (22227817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11113913 + 11113914.

It is an arithmetic number, because the mean of its divisors is an integer number (11113914).

Almost surely, 2^22227827 is an apocalyptic number.

22227827 is a deficient number, since it is larger than the sum of its proper divisors (1).

22227827 is an equidigital number, since it uses as much as digits as its factorization.

22227827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12544, while the sum is 32.

The square root of 22227827 is about 4714.6396468871. The cubic root of 22227827 is about 281.1678560437.

The spelling of 22227827 in words is "twenty-two million, two hundred twenty-seven thousand, eight hundred twenty-seven".