22160929 has 4 divisors (see below), whose sum is σ = 25326784. Its totient is φ = 18995076.

The previous prime is 22160893. The next prime is 22160933. The reversal of 22160929 is 92906122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22160929 - 2¹¹ = 22158881 is a prime.

It is a super-2 number, since 2×22160929² = 982213548286082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22160929.

It is not an unprimeable number, because it can be changed into a prime (22160969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1582917 + ... + 1582930.

It is an arithmetic number, because the mean of its divisors is an integer number (6331696).

Almost surely, 2^22160929 is an apocalyptic number.

It is an amenable number.

22160929 is a deficient number, since it is larger than the sum of its proper divisors (3165855).

22160929 is an equidigital number, since it uses as much as digits as its factorization.

22160929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165854.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 22160929 is about 4707.5395909116. The cubic root of 22160929 is about 280.8855002242.

The spelling of 22160929 in words is "twenty-two million, one hundred sixty thousand, nine hundred twenty-nine".