4455625 has 10 divisors (see below), whose sum is σ = 5568530. Its totient is φ = 3564000.

The previous prime is 4455611. The next prime is 4455631. The reversal of 4455625 is 5265544.

It can be written as a sum of positive squares in 5 ways, for example, as 1459264 + 2996361 = 1208^2 + 1731^2 .

It is not a de Polignac number, because 4455625 - 2⁷ = 4455497 is a prime.

4455625 is a lucky 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 9 ways as a sum of consecutive naturals, for example, 2940 + ... + 4189.

It is an arithmetic number, because the mean of its divisors is an integer number (556853).

Almost surely, 2^4455625 is an apocalyptic number.

It is an amenable number.

4455625 is a deficient number, since it is larger than the sum of its proper divisors (1112905).

4455625 is an frugal number, since it uses more digits than its factorization.

4455625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7149 (or 7134 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 4455625 is about 2110.8351427812. The cubic root of 4455625 is about 164.5518909474.

It can be divided in two parts, 4 and 455625, that multiplied together give a square (1822500 = 1350²).

The spelling of 4455625 in words is "four million, four hundred fifty-five thousand, six hundred twenty-five".