3941879 has 4 divisors (see below), whose sum is σ = 3954120. Its totient is φ = 3929640.

The previous prime is 3941837. The next prime is 3941887. The reversal of 3941879 is 9781493.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9781493 = 41 ⋅238573.

It is a cyclic number.

It is not a de Polignac number, because 3941879 - 2¹² = 3937783 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 (3946879) 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, 5624 + ... + 6285.

It is an arithmetic number, because the mean of its divisors is an integer number (988530).

Almost surely, 2^3941879 is an apocalyptic number.

3941879 is a deficient number, since it is larger than the sum of its proper divisors (12241).

3941879 is a wasteful number, since it uses less digits than its factorization.

3941879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12240.

The product of its digits is 54432, while the sum is 41.

The square root of 3941879 is about 1985.4165809724. The cubic root of 3941879 is about 157.9675065371.

The spelling of 3941879 in words is "three million, nine hundred forty-one thousand, eight hundred seventy-nine".