4398125 has 20 divisors (see below), whose sum is σ = 5698176. Its totient is φ = 3390000.

The previous prime is 4398091. The next prime is 4398131. The reversal of 4398125 is 5218934.

It is not a de Polignac number, because 4398125 - 2⁶ = 4398061 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4398091 and 4398100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19262 + ... + 19488.

Almost surely, 2^4398125 is an apocalyptic number.

It is an amenable number.

4398125 is a deficient number, since it is larger than the sum of its proper divisors (1300051).

4398125 is an equidigital number, since it uses as much as digits as its factorization.

4398125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278 (or 263 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 4398125 is about 2097.1707131276. The cubic root of 4398125 is about 163.8409746406.

The spelling of 4398125 in words is "four million, three hundred ninety-eight thousand, one hundred twenty-five".