4425145 has 8 divisors (see below), whose sum is σ = 5374656. Its totient is φ = 3497136.

The previous prime is 4425143. The next prime is 4425181. The reversal of 4425145 is 5415244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4425145 - 2¹ = 4425143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4425143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4917 + ... + 5746.

It is an arithmetic number, because the mean of its divisors is an integer number (671832).

Almost surely, 2^4425145 is an apocalyptic number.

It is an amenable number.

4425145 is a deficient number, since it is larger than the sum of its proper divisors (949511).

4425145 is a wasteful number, since it uses less digits than its factorization.

4425145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10751.

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

The square root of 4425145 is about 2103.6028617588. The cubic root of 4425145 is about 164.1758103708.

Subtracting 4425145 from its reverse (5415244), we obtain a palindrome (990099).

The spelling of 4425145 in words is "four million, four hundred twenty-five thousand, one hundred forty-five".