22160473 has 2 divisors, whose sum is σ = 22160474. Its totient is φ = 22160472.

The previous prime is 22160471. The next prime is 22160513. The reversal of 22160473 is 37406122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22155849 + 4624 = 4707^2 + 68^2 .

It is a cyclic number.

It is not a de Polignac number, because 22160473 - 2¹ = 22160471 is a prime.

Together with 22160471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22160471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11080236 + 11080237.

It is an arithmetic number, because the mean of its divisors is an integer number (11080237).

Almost surely, 2^22160473 is an apocalyptic number.

It is an amenable number.

22160473 is a deficient number, since it is larger than the sum of its proper divisors (1).

22160473 is an equidigital number, since it uses as much as digits as its factorization.

22160473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 22160473 is about 4707.4911577187. The cubic root of 22160473 is about 280.8835736403.

Adding to 22160473 its reverse (37406122), we get a palindrome (59566595).

The spelling of 22160473 in words is "twenty-two million, one hundred sixty thousand, four hundred seventy-three".