4420625 has 20 divisors (see below), whose sum is σ = 6035568. Its totient is φ = 3210000.

The previous prime is 4420613. The next prime is 4420627. The reversal of 4420625 is 5260244.

It is not a de Polignac number, because 4420625 - 2¹⁰ = 4419601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4420625.

It is not an unprimeable number, because it can be changed into a prime (4420627) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6554 + ... + 7196.

Almost surely, 2^4420625 is an apocalyptic number.

It is an amenable number.

4420625 is a deficient number, since it is larger than the sum of its proper divisors (1614943).

4420625 is an equidigital number, since it uses as much as digits as its factorization.

4420625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4420625 is about 2102.5282400006. The cubic root of 4420625 is about 164.1198929966.

Adding to 4420625 its reverse (5260244), we get a palindrome (9680869).

The spelling of 4420625 in words is "four million, four hundred twenty thousand, six hundred twenty-five".