3825806 has 4 divisors (see below), whose sum is σ = 5738712. Its totient is φ = 1912902.

The previous prime is 3825793. The next prime is 3825817. The reversal of 3825806 is 6085283.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 956450 + ... + 956453.

It is an arithmetic number, because the mean of its divisors is an integer number (1434678).

Almost surely, 2^3825806 is an apocalyptic number.

3825806 is a deficient number, since it is larger than the sum of its proper divisors (1912906).

3825806 is a wasteful number, since it uses less digits than its factorization.

3825806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912905.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 3825806 is about 1955.9667686339. The cubic root of 3825806 is about 156.4015242644.

The spelling of 3825806 in words is "three million, eight hundred twenty-five thousand, eight hundred six".