22193039 has 4 divisors (see below), whose sum is σ = 24210600. Its totient is φ = 20175480.

The previous prime is 22193023. The next prime is 22193047. The reversal of 22193039 is 93039122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22193039 - 2⁴ = 22193023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22193009) 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 3 ways as a sum of consecutive naturals, for example, 1008764 + ... + 1008785.

It is an arithmetic number, because the mean of its divisors is an integer number (6052650).

Almost surely, 2^22193039 is an apocalyptic number.

22193039 is a deficient number, since it is larger than the sum of its proper divisors (2017561).

22193039 is a wasteful number, since it uses less digits than its factorization.

22193039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017560.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 22193039 is about 4710.9488428553. The cubic root of 22193039 is about 281.0210974395.

The spelling of 22193039 in words is "twenty-two million, one hundred ninety-three thousand, thirty-nine".