3924125 has 8 divisors (see below), whose sum is σ = 4897464. Its totient is φ = 3139200.

The previous prime is 3924121. The next prime is 3924139. The reversal of 3924125 is 5214293.

It can be written as a sum of positive squares in 4 ways, for example, as 70756 + 3853369 = 266^2 + 1963^2 .

It is not a de Polignac number, because 3924125 - 2² = 3924121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3924094 and 3924103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3924121) 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 7 ways as a sum of consecutive naturals, for example, 15572 + ... + 15821.

It is an arithmetic number, because the mean of its divisors is an integer number (612183).

Almost surely, 2^3924125 is an apocalyptic number.

It is an amenable number.

3924125 is a deficient number, since it is larger than the sum of its proper divisors (973339).

3924125 is an equidigital number, since it uses as much as digits as its factorization.

3924125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31408 (or 31398 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 3924125 is about 1980.9404332286. The cubic root of 3924125 is about 157.7299906893.

The spelling of 3924125 in words is "three million, nine hundred twenty-four thousand, one hundred twenty-five".