4445125 has 16 divisors (see below), whose sum is σ = 5683392. Its totient is φ = 3469200.

The previous prime is 4445113. The next prime is 4445153. The reversal of 4445125 is 5215444.

It is a happy number.

It is not a de Polignac number, because 4445125 - 2¹³ = 4436933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

4445125 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4445125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4962 + ... + 5788.

It is an arithmetic number, because the mean of its divisors is an integer number (355212).

Almost surely, 2^4445125 is an apocalyptic number.

It is an amenable number.

4445125 is a deficient number, since it is larger than the sum of its proper divisors (1238267).

4445125 is an equidigital number, since it uses as much as digits as its factorization.

4445125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885 (or 875 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 4445125 is about 2108.3465085227. The cubic root of 4445125 is about 164.4225298320.

The spelling of 4445125 in words is "four million, four hundred forty-five thousand, one hundred twenty-five".