22160716 has 6 divisors (see below), whose sum is σ = 38781260. Its totient is φ = 11080356.

The previous prime is 22160701. The next prime is 22160729. The reversal of 22160716 is 61706122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770086 + ... + 2770093.

Almost surely, 2^22160716 is an apocalyptic number.

It is an amenable number.

22160716 is a deficient number, since it is larger than the sum of its proper divisors (16620544).

22160716 is a wasteful number, since it uses less digits than its factorization.

22160716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540183 (or 5540181 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 22160716 is about 4707.5169675743. The cubic root of 22160716 is about 280.8846003100.

Adding to 22160716 its reverse (61706122), we get a palindrome (83866838).

The spelling of 22160716 in words is "twenty-two million, one hundred sixty thousand, seven hundred sixteen".