22006364 has 12 divisors (see below), whose sum is σ = 40776624. Its totient is φ = 10355904.

The previous prime is 22006349. The next prime is 22006409. The reversal of 22006364 is 46360022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161744 + ... + 161879.

It is an arithmetic number, because the mean of its divisors is an integer number (3398052).

Almost surely, 2^22006364 is an apocalyptic number.

It is an amenable number.

22006364 is a deficient number, since it is larger than the sum of its proper divisors (18770260).

22006364 is a wasteful number, since it uses less digits than its factorization.

22006364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323644 (or 323642 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 22006364 is about 4691.0941154490. The cubic root of 22006364 is about 280.2309489127.

Adding to 22006364 its reverse (46360022), we get a palindrome (68366386).

The spelling of 22006364 in words is "twenty-two million, six thousand, three hundred sixty-four".