22237027 has 2 divisors, whose sum is σ = 22237028. Its totient is φ = 22237026.

The previous prime is 22236971. The next prime is 22237031. The reversal of 22237027 is 72073222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22237027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22236992 and 22237010.

It is not a weakly prime, because it can be changed into another prime (22237727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11118513 + 11118514.

It is an arithmetic number, because the mean of its divisors is an integer number (11118514).

Almost surely, 2^22237027 is an apocalyptic number.

22237027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22237027 is an equidigital number, since it uses as much as digits as its factorization.

22237027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 22237027 is about 4715.6152302748. The cubic root of 22237027 is about 281.2066420734.

It can be divided in two parts, 222 and 37027, that added together give a square (37249 = 193²).

The spelling of 22237027 in words is "twenty-two million, two hundred thirty-seven thousand, twenty-seven".