22446849 has 4 divisors (see below), whose sum is σ = 29929136. Its totient is φ = 14964564.

The previous prime is 22446839. The next prime is 22446859. The reversal of 22446849 is 94864422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22446839) and next prime (22446859).

It is not a de Polignac number, because 22446849 - 2⁹ = 22446337 is a prime.

It is a super-2 number, since 2×22446849² = 1007722060057602, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22446839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3741139 + ... + 3741144.

It is an arithmetic number, because the mean of its divisors is an integer number (7482284).

Almost surely, 2^22446849 is an apocalyptic number.

It is an amenable number.

22446849 is a deficient number, since it is larger than the sum of its proper divisors (7482287).

22446849 is an equidigital number, since it uses as much as digits as its factorization.

22446849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482286.

The product of its digits is 110592, while the sum is 39.

The square root of 22446849 is about 4737.8105702951. The cubic root of 22446849 is about 282.0883355877.

The spelling of 22446849 in words is "twenty-two million, four hundred forty-six thousand, eight hundred forty-nine".