43801925 has 6 divisors (see below), whose sum is σ = 54314418. Its totient is φ = 35041520.

The previous prime is 43801871. The next prime is 43801937. The reversal of 43801925 is 52910834.

43801925 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 2829124 + 40972801 = 1682^2 + 6401^2 .

It is not a de Polignac number, because 43801925 - 2¹² = 43797829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43801891 and 43801900.

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, 876014 + ... + 876063.

It is an arithmetic number, because the mean of its divisors is an integer number (9052403).

Almost surely, 2^43801925 is an apocalyptic number.

It is an amenable number.

43801925 is a deficient number, since it is larger than the sum of its proper divisors (10512493).

43801925 is a wasteful number, since it uses less digits than its factorization.

43801925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752087 (or 1752082 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 43801925 is about 6618.3022747529. The cubic root of 43801925 is about 352.5042837700.

The spelling of 43801925 in words is "forty-three million, eight hundred one thousand, nine hundred twenty-five".