22716151 has 4 divisors (see below), whose sum is σ = 22746312. Its totient is φ = 22685992.

The previous prime is 22716143. The next prime is 22716163. The reversal of 22716151 is 15161722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22716151 - 2³ = 22716143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22716101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13921 + ... + 15466.

It is an arithmetic number, because the mean of its divisors is an integer number (5686578).

Almost surely, 2^22716151 is an apocalyptic number.

22716151 is a deficient number, since it is larger than the sum of its proper divisors (30161).

22716151 is an equidigital number, since it uses as much as digits as its factorization.

22716151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30160.

The product of its digits is 840, while the sum is 25.

The square root of 22716151 is about 4766.1463468928. The cubic root of 22716151 is about 283.2119552379.

Adding to 22716151 its reverse (15161722), we get a palindrome (37877873).

The spelling of 22716151 in words is "twenty-two million, seven hundred sixteen thousand, one hundred fifty-one".