43522925 has 6 divisors (see below), whose sum is σ = 53968458. Its totient is φ = 34818320.

The previous prime is 43522903. The next prime is 43522933. The reversal of 43522925 is 52922534.

43522925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 14600041 + 28922884 = 3821^2 + 5378^2 .

It is not a de Polignac number, because 43522925 - 2¹⁰ = 43521901 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 43522891 and 43522900.

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 5 ways as a sum of consecutive naturals, for example, 870434 + ... + 870483.

It is an arithmetic number, because the mean of its divisors is an integer number (8994743).

Almost surely, 2^43522925 is an apocalyptic number.

It is an amenable number.

43522925 is a deficient number, since it is larger than the sum of its proper divisors (10445533).

43522925 is a wasteful number, since it uses less digits than its factorization.

43522925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740927 (or 1740922 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 43522925 is about 6597.1906899831. The cubic root of 43522925 is about 351.7542539434.

The spelling of 43522925 in words is "forty-three million, five hundred twenty-two thousand, nine hundred twenty-five".