4203828725 has 12 divisors (see below), whose sum is σ = 5298204420. Its totient is φ = 3307929600.

The previous prime is 4203828721. The next prime is 4203828743. The reversal of 4203828725 is 5278283024.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1537345681 + 2666483044 = 39209^2 + 51638^2 .

It is not a de Polignac number, because 4203828725 - 2² = 4203828721 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4203828721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1376780 + ... + 1379829.

It is an arithmetic number, because the mean of its divisors is an integer number (441517035).

Almost surely, 2^4203828725 is an apocalyptic number.

It is an amenable number.

4203828725 is a deficient number, since it is larger than the sum of its proper divisors (1094375695).

4203828725 is a wasteful number, since it uses less digits than its factorization.

4203828725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756680 (or 2756675 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 4203828725 is about 64836.9395098196. The cubic root of 4203828725 is about 1613.9187649485.

The spelling of 4203828725 in words is "four billion, two hundred three million, eight hundred twenty-eight thousand, seven hundred twenty-five".