22948169 has 2 divisors, whose sum is σ = 22948170. Its totient is φ = 22948168.

The previous prime is 22948141. The next prime is 22948199. The reversal of 22948169 is 96184922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14899600 + 8048569 = 3860^2 + 2837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22948169 is a prime.

It is a super-2 number, since 2×22948169² = 1053236920905122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22948129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11474084 + 11474085.

It is an arithmetic number, because the mean of its divisors is an integer number (11474085).

Almost surely, 2^22948169 is an apocalyptic number.

It is an amenable number.

22948169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22948169 is an equidigital number, since it uses as much as digits as its factorization.

22948169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 22948169 is about 4790.4247202101. The cubic root of 22948169 is about 284.1729134465.

The spelling of 22948169 in words is "twenty-two million, nine hundred forty-eight thousand, one hundred sixty-nine".