22466845 has 8 divisors (see below), whose sum is σ = 27329976. Its totient is φ = 17726976.

The previous prime is 22466839. The next prime is 22466861. The reversal of 22466845 is 54866422.

It can be written as a sum of positive squares in 4 ways, for example, as 9771876 + 12694969 = 3126^2 + 3563^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22466845 - 2⁵ = 22466813 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 30412 + ... + 31141.

It is an arithmetic number, because the mean of its divisors is an integer number (3416247).

Almost surely, 2^22466845 is an apocalyptic number.

It is an amenable number.

22466845 is a deficient number, since it is larger than the sum of its proper divisors (4863131).

22466845 is an equidigital number, since it uses as much as digits as its factorization.

22466845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61631.

The product of its digits is 92160, while the sum is 37.

The square root of 22466845 is about 4739.9203579807. The cubic root of 22466845 is about 282.1720736105.

The spelling of 22466845 in words is "twenty-two million, four hundred sixty-six thousand, eight hundred forty-five".