14422945 has 4 divisors (see below), whose sum is σ = 17307540. Its totient is φ = 11538352.

The previous prime is 14422921. The next prime is 14422979. The reversal of 14422945 is 54922441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54922441 = 7 ⋅7846063.

It can be written as a sum of positive squares in 2 ways, for example, as 4443664 + 9979281 = 2108^2 + 3159^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14422945 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442290 + ... + 1442299.

It is an arithmetic number, because the mean of its divisors is an integer number (4326885).

Almost surely, 2^14422945 is an apocalyptic number.

It is an amenable number.

14422945 is a deficient number, since it is larger than the sum of its proper divisors (2884595).

14422945 is an equidigital number, since it uses as much as digits as its factorization.

14422945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884594.

The product of its digits is 11520, while the sum is 31.

The square root of 14422945 is about 3797.7552580439. The cubic root of 14422945 is about 243.4172298852.

The spelling of 14422945 in words is "fourteen million, four hundred twenty-two thousand, nine hundred forty-five".