22219803 has 6 divisors (see below), whose sum is σ = 32095284. Its totient is φ = 14813196.

The previous prime is 22219781. The next prime is 22219823. The reversal of 22219803 is 30891222.

It is a happy number.

It is not a de Polignac number, because 22219803 - 2¹² = 22215707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22219823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1234425 + ... + 1234442.

It is an arithmetic number, because the mean of its divisors is an integer number (5349214).

Almost surely, 2^22219803 is an apocalyptic number.

22219803 is a deficient number, since it is larger than the sum of its proper divisors (9875481).

22219803 is a wasteful number, since it uses less digits than its factorization.

22219803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468873 (or 2468870 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 22219803 is about 4713.7886036605. The cubic root of 22219803 is about 281.1340191418.

The spelling of 22219803 in words is "twenty-two million, two hundred nineteen thousand, eight hundred three".