22071027 has 16 divisors (see below), whose sum is σ = 33793920. Its totient is φ = 12672000.

The previous prime is 22071017. The next prime is 22071029. The reversal of 22071027 is 72017022.

It is not a de Polignac number, because 22071027 - 2⁶ = 22070963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22070994 and 22071012.

It is not an unprimeable number, because it can be changed into a prime (22071029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16974 + ... + 18227.

It is an arithmetic number, because the mean of its divisors is an integer number (2112120).

Almost surely, 2^22071027 is an apocalyptic number.

22071027 is a deficient number, since it is larger than the sum of its proper divisors (11722893).

22071027 is a wasteful number, since it uses less digits than its factorization.

22071027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35234.

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 22071027 is about 4697.9811621589. The cubic root of 22071027 is about 280.5051552651.

Adding to 22071027 its reverse (72017022), we get a palindrome (94088049).

The spelling of 22071027 in words is "twenty-two million, seventy-one thousand, twenty-seven".