3825917 has 4 divisors (see below), whose sum is σ = 3829920. Its totient is φ = 3821916.

The previous prime is 3825907. The next prime is 3825919. The reversal of 3825917 is 7195283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3825917 - 2⁶ = 3825853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3825919) 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 3 ways as a sum of consecutive naturals, for example, 368 + ... + 2790.

It is an arithmetic number, because the mean of its divisors is an integer number (957480).

Almost surely, 2^3825917 is an apocalyptic number.

It is an amenable number.

3825917 is a deficient number, since it is larger than the sum of its proper divisors (4003).

3825917 is a wasteful number, since it uses less digits than its factorization.

3825917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002.

The product of its digits is 15120, while the sum is 35.

The square root of 3825917 is about 1955.9951431433. The cubic root of 3825917 is about 156.4030368347.

The spelling of 3825917 in words is "three million, eight hundred twenty-five thousand, nine hundred seventeen".