4203625 has 8 divisors (see below), whose sum is σ = 5246280. Its totient is φ = 3362800.

The previous prime is 4203613. The next prime is 4203643. The reversal of 4203625 is 5263024.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 589824 + 3613801 = 768^2 + 1901^2 .

It is not a de Polignac number, because 4203625 - 2⁵ = 4203593 is a prime.

4203625 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4203596 and 4203605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16690 + ... + 16939.

It is an arithmetic number, because the mean of its divisors is an integer number (655785).

Almost surely, 2^4203625 is an apocalyptic number.

It is an amenable number.

4203625 is a deficient number, since it is larger than the sum of its proper divisors (1042655).

4203625 is an equidigital number, since it uses as much as digits as its factorization.

4203625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33644 (or 33634 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 4203625 is about 2050.2743718829. The cubic root of 4203625 is about 161.3892693405.

Adding to 4203625 its reverse (5263024), we get a palindrome (9466649).

The spelling of 4203625 in words is "four million, two hundred three thousand, six hundred twenty-five".