43552625 has 8 divisors (see below), whose sum is σ = 54353832. Its totient is φ = 34842000.

The previous prime is 43552601. The next prime is 43552627. The reversal of 43552625 is 52625534.

43552625 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 4 ways, for example, as 7360369 + 36192256 = 2713^2 + 6016^2 .

It is not a de Polignac number, because 43552625 - 2¹⁰ = 43551601 is a prime.

It is a super-2 number, since 2×43552625² = 3793662288781250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43552591 and 43552600.

It is not an unprimeable number, because it can be changed into a prime (43552627) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 174086 + ... + 174335.

It is an arithmetic number, because the mean of its divisors is an integer number (6794229).

Almost surely, 2^43552625 is an apocalyptic number.

It is an amenable number.

43552625 is a deficient number, since it is larger than the sum of its proper divisors (10801207).

43552625 is an equidigital number, since it uses as much as digits as its factorization.

43552625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348436 (or 348426 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 43552625 is about 6599.4412642284. The cubic root of 43552625 is about 351.8342479993.

The spelling of 43552625 in words is "forty-three million, five hundred fifty-two thousand, six hundred twenty-five".