22158027 has 12 divisors (see below), whose sum is σ = 32050200. Its totient is φ = 14751648.

The previous prime is 22158011. The next prime is 22158041. The reversal of 22158027 is 72085122.

It is not a de Polignac number, because 22158027 - 2⁴ = 22158011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22158007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8268 + ... + 10614.

It is an arithmetic number, because the mean of its divisors is an integer number (2670850).

Almost surely, 2^22158027 is an apocalyptic number.

22158027 is a deficient number, since it is larger than the sum of its proper divisors (9892173).

22158027 is a wasteful number, since it uses less digits than its factorization.

22158027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402 (or 3399 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 22158027 is about 4707.2313518670. The cubic root of 22158027 is about 280.8732389255.

The spelling of 22158027 in words is "twenty-two million, one hundred fifty-eight thousand, twenty-seven".