4184825 has 6 divisors (see below), whose sum is σ = 5189214. Its totient is φ = 3347840.

The previous prime is 4184821. The next prime is 4184849. The reversal of 4184825 is 5284814.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 6889 + 4177936 = 83^2 + 2044^2 .

It is not a de Polignac number, because 4184825 - 2² = 4184821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4184791 and 4184800.

It is not an unprimeable number, because it can be changed into a prime (4184821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83672 + ... + 83721.

It is an arithmetic number, because the mean of its divisors is an integer number (864869).

Almost surely, 2^4184825 is an apocalyptic number.

It is an amenable number.

4184825 is a deficient number, since it is larger than the sum of its proper divisors (1004389).

4184825 is a wasteful number, since it uses less digits than its factorization.

4184825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167403 (or 167398 counting only the distinct ones).

The product of its digits is 10240, while the sum is 32.

The square root of 4184825 is about 2045.6844820255. The cubic root of 4184825 is about 161.1483143926.

The spelling of 4184825 in words is "four million, one hundred eighty-four thousand, eight hundred twenty-five".