22073049 has 6 divisors (see below), whose sum is σ = 31883306. Its totient is φ = 14715360.

The previous prime is 22073039. The next prime is 22073057. The reversal of 22073049 is 94037022.

It can be written as a sum of positive squares in only one way, i.e., 21483225 + 589824 = 4635^2 + 768^2 .

It is not a de Polignac number, because 22073049 - 2⁸ = 22072793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22073039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1226272 + ... + 1226289.

Almost surely, 2^22073049 is an apocalyptic number.

It is an amenable number.

22073049 is a deficient number, since it is larger than the sum of its proper divisors (9810257).

22073049 is a wasteful number, since it uses less digits than its factorization.

22073049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452567 (or 2452564 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 22073049 is about 4698.1963560498. The cubic root of 22073049 is about 280.5137210061.

The spelling of 22073049 in words is "twenty-two million, seventy-three thousand, forty-nine".