4223625 has 32 divisors (see below), whose sum is σ = 8037120. Its totient is φ = 1929600.

The previous prime is 4223617. The next prime is 4223627. The reversal of 4223625 is 5263224.

It is not a de Polignac number, because 4223625 - 2³ = 4223617 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4223595 and 4223604.

It is not an unprimeable number, because it can be changed into a prime (4223627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1821 + ... + 3429.

It is an arithmetic number, because the mean of its divisors is an integer number (251160).

Almost surely, 2^4223625 is an apocalyptic number.

It is an amenable number.

4223625 is a deficient number, since it is larger than the sum of its proper divisors (3813495).

4223625 is a wasteful number, since it uses less digits than its factorization.

4223625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634 (or 1624 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 4223625 is about 2055.1459802165. The cubic root of 4223625 is about 161.6448170185.

Adding to 4223625 its reverse (5263224), we get a palindrome (9486849).

The spelling of 4223625 in words is "four million, two hundred twenty-three thousand, six hundred twenty-five".