22641027 has 8 divisors (see below), whose sum is σ = 31776960. Its totient is φ = 14299560.

The previous prime is 22641011. The next prime is 22641049. The reversal of 22641027 is 72014622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22641027 - 2⁴ = 22641011 is a prime.

It is a super-2 number, since 2×22641027² = 1025232207229458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22640988 and 22641006.

It is not an unprimeable number, because it can be changed into a prime (22641007) 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 7 ways as a sum of consecutive naturals, for example, 198549 + ... + 198662.

It is an arithmetic number, because the mean of its divisors is an integer number (3972120).

Almost surely, 2^22641027 is an apocalyptic number.

22641027 is a deficient number, since it is larger than the sum of its proper divisors (9135933).

22641027 is a wasteful number, since it uses less digits than its factorization.

22641027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397233.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 22641027 is about 4758.2588201988. The cubic root of 22641027 is about 282.8994094505.

Adding to 22641027 its reverse (72014622), we get a palindrome (94655649).

The spelling of 22641027 in words is "twenty-two million, six hundred forty-one thousand, twenty-seven".