22641151 has 16 divisors (see below), whose sum is σ = 25340224. Its totient is φ = 20093184.

The previous prime is 22641133. The next prime is 22641181. The reversal of 22641151 is 15114622.

It is a cyclic number.

It is not a de Polignac number, because 22641151 - 2¹¹ = 22639103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22641121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49315 + ... + 49771.

It is an arithmetic number, because the mean of its divisors is an integer number (1583764).

Almost surely, 2^22641151 is an apocalyptic number.

22641151 is a deficient number, since it is larger than the sum of its proper divisors (2699073).

22641151 is a wasteful number, since it uses less digits than its factorization.

22641151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610.

The product of its digits is 480, while the sum is 22.

The square root of 22641151 is about 4758.2718501574. The cubic root of 22641151 is about 282.8999259092.

Adding to 22641151 its reverse (15114622), we get a palindrome (37755773).

The spelling of 22641151 in words is "twenty-two million, six hundred forty-one thousand, one hundred fifty-one".