22006370 has 16 divisors (see below), whose sum is σ = 41696640. Its totient is φ = 8339184.

The previous prime is 22006349. The next prime is 22006409. The reversal of 22006370 is 7360022.

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 57722 + ... + 58101.

It is an arithmetic number, because the mean of its divisors is an integer number (2606040).

Almost surely, 2^22006370 is an apocalyptic number.

22006370 is a deficient number, since it is larger than the sum of its proper divisors (19690270).

22006370 is a wasteful number, since it uses less digits than its factorization.

22006370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115849.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 22006370 is about 4691.0947549586. The cubic root of 22006370 is about 280.2309743809.

Adding to 22006370 its reverse (7360022), we get a palindrome (29366392).

The spelling of 22006370 in words is "twenty-two million, six thousand, three hundred seventy".