22366446 has 8 divisors (see below), whose sum is σ = 44732904. Its totient is φ = 7455480.

The previous prime is 22366427. The next prime is 22366451. The reversal of 22366446 is 64466322.

It is a sphenic number, since it is the product of 3 distinct primes.

22366446 is an admirable number.

It is a Curzon number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1863865 + ... + 1863876.

It is an arithmetic number, because the mean of its divisors is an integer number (5591613).

Almost surely, 2^22366446 is an apocalyptic number.

22366446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22366446 is a wasteful number, since it uses less digits than its factorization.

22366446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727746.

The product of its digits is 41472, while the sum is 33.

The square root of 22366446 is about 4729.3177097759. The cubic root of 22366446 is about 281.7511259310.

The spelling of 22366446 in words is "twenty-two million, three hundred sixty-six thousand, four hundred forty-six".