4025500 has 48 divisors (see below), whose sum is σ = 8989344. Its totient is φ = 1574400.

The previous prime is 4025491. The next prime is 4025501. The reversal of 4025500 is 55204.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4025501) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 41452 + ... + 41548.

It is an arithmetic number, because the mean of its divisors is an integer number (187278).

Almost surely, 2^4025500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4025500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4494672).

4025500 is an abundant number, since it is smaller than the sum of its proper divisors (4963844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4025500 is a wasteful number, since it uses less digits than its factorization.

4025500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 4025500 is about 2006.3648721008. The cubic root of 4025500 is about 159.0767136375.

The spelling of 4025500 in words is "four million, twenty-five thousand, five hundred".