43225673 has 4 divisors (see below), whose sum is σ = 43242900. Its totient is φ = 43208448.

The previous prime is 43225669. The next prime is 43225691. The reversal of 43225673 is 37652234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37652234 = 2 ⋅18826117.

It can be written as a sum of positive squares in 2 ways, for example, as 27321529 + 15904144 = 5227^2 + 3988^2 .

It is a cyclic number.

It is not a de Polignac number, because 43225673 - 2² = 43225669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43225643) by changing a digit.

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, 4040 + ... + 10137.

It is an arithmetic number, because the mean of its divisors is an integer number (10810725).

Almost surely, 2^43225673 is an apocalyptic number.

It is an amenable number.

43225673 is a deficient number, since it is larger than the sum of its proper divisors (17227).

43225673 is a wasteful number, since it uses less digits than its factorization.

43225673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17226.

The product of its digits is 30240, while the sum is 32.

The square root of 43225673 is about 6574.6234112685. The cubic root of 43225673 is about 350.9516225131.

The spelling of 43225673 in words is "forty-three million, two hundred twenty-five thousand, six hundred seventy-three".