22000304 has 10 divisors (see below), whose sum is σ = 42625620. Its totient is φ = 11000144.

The previous prime is 22000291. The next prime is 22000327. The reversal of 22000304 is 40300022.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 687494 + ... + 687525.

It is an arithmetic number, because the mean of its divisors is an integer number (4262562).

Almost surely, 2^22000304 is an apocalyptic number.

It is an amenable number.

22000304 is a deficient number, since it is larger than the sum of its proper divisors (20625316).

22000304 is a wasteful number, since it uses less digits than its factorization.

22000304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375027 (or 1375021 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 22000304 is about 4690.4481662204. The cubic root of 22000304 is about 280.2052236959.

Adding to 22000304 its reverse (40300022), we get a palindrome (62300326).

The spelling of 22000304 in words is "twenty-two million, three hundred four", and thus it is an aban number.