3925859 has 4 divisors (see below), whose sum is σ = 4486704. Its totient is φ = 3365016.

The previous prime is 3925843. The next prime is 3925877. The reversal of 3925859 is 9585293.

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

It is a cyclic number.

It is not a de Polignac number, because 3925859 - 2⁴ = 3925843 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 (3925829) 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, 280412 + ... + 280425.

It is an arithmetic number, because the mean of its divisors is an integer number (1121676).

Almost surely, 2^3925859 is an apocalyptic number.

3925859 is a deficient number, since it is larger than the sum of its proper divisors (560845).

3925859 is an equidigital number, since it uses as much as digits as its factorization.

3925859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560844.

The product of its digits is 97200, while the sum is 41.

The square root of 3925859 is about 1981.3780557985. The cubic root of 3925859 is about 157.7532199466.

The spelling of 3925859 in words is "three million, nine hundred twenty-five thousand, eight hundred fifty-nine".