22466144 has 12 divisors (see below), whose sum is σ = 44230284. Its totient is φ = 11233056.

The previous prime is 22466131. The next prime is 22466161. The reversal of 22466144 is 44166422.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351002 + ... + 351065.

It is an arithmetic number, because the mean of its divisors is an integer number (3685857).

Almost surely, 2^22466144 is an apocalyptic number.

It is an amenable number.

22466144 is a deficient number, since it is larger than the sum of its proper divisors (21764140).

22466144 is an equidigital number, since it uses as much as digits as its factorization.

22466144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702077 (or 702069 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 22466144 is about 4739.8464110138. The cubic root of 22466144 is about 282.1691388463.

The spelling of 22466144 in words is "twenty-two million, four hundred sixty-six thousand, one hundred forty-four".