43003225 has 24 divisors (see below), whose sum is σ = 55214720. Its totient is φ = 33203520.

The previous prime is 43003211. The next prime is 43003229. The reversal of 43003225 is 52230034.

It is not a de Polignac number, because 43003225 - 2²³ = 34614617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43003229) 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 23 ways as a sum of consecutive naturals, for example, 116992 + ... + 117358.

Almost surely, 2^43003225 is an apocalyptic number.

It is an amenable number.

43003225 is a deficient number, since it is larger than the sum of its proper divisors (12211495).

43003225 is a wasteful number, since it uses less digits than its factorization.

43003225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 43003225 is about 6557.6844236361. The cubic root of 43003225 is about 350.3485643149.

Adding to 43003225 its reverse (52230034), we get a palindrome (95233259).

The spelling of 43003225 in words is "forty-three million, three thousand, two hundred twenty-five".