3704825 has 6 divisors (see below), whose sum is σ = 4594014. Its totient is φ = 2963840.

The previous prime is 3704821. The next prime is 3704843. The reversal of 3704825 is 5284073.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 425104 + 3279721 = 652^2 + 1811^2 .

It is not a de Polignac number, because 3704825 - 2² = 3704821 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3704821) 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 5 ways as a sum of consecutive naturals, for example, 74072 + ... + 74121.

It is an arithmetic number, because the mean of its divisors is an integer number (765669).

Almost surely, 2^3704825 is an apocalyptic number.

It is an amenable number.

3704825 is a deficient number, since it is larger than the sum of its proper divisors (889189).

3704825 is a wasteful number, since it uses less digits than its factorization.

3704825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148203 (or 148198 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 3704825 is about 1924.7921965760. The cubic root of 3704825 is about 154.7352400008.

Adding to 3704825 its reverse (5284073), we get a palindrome (8988898).

It can be divided in two parts, 37048 and 25, that added together give a palindrome (37073).

The spelling of 3704825 in words is "three million, seven hundred four thousand, eight hundred twenty-five".