3825642 has 8 divisors (see below), whose sum is σ = 7651296. Its totient is φ = 1275212.

The previous prime is 3825637. The next prime is 3825643. The reversal of 3825642 is 2465283.

It is a sphenic number, since it is the product of 3 distinct primes.

3825642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3825643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318798 + ... + 318809.

It is an arithmetic number, because the mean of its divisors is an integer number (956412).

Almost surely, 2^3825642 is an apocalyptic number.

3825642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3825642 is a wasteful number, since it uses less digits than its factorization.

3825642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637612.

The product of its digits is 11520, while the sum is 30.

The square root of 3825642 is about 1955.9248451819. The cubic root of 3825642 is about 156.3992894223.

The spelling of 3825642 in words is "three million, eight hundred twenty-five thousand, six hundred forty-two".