3879957 has 4 divisors (see below), whose sum is σ = 5173280. Its totient is φ = 2586636.

The previous prime is 3879943. The next prime is 3879959. The reversal of 3879957 is 7599783.

3879957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an emirpimes, since its reverse is a distinct semiprime: 7599783 = 3 ⋅2533261.

It is not a de Polignac number, because 3879957 - 2⁷ = 3879829 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3879959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646657 + ... + 646662.

It is an arithmetic number, because the mean of its divisors is an integer number (1293320).

Almost surely, 2^3879957 is an apocalyptic number.

It is an amenable number.

3879957 is a deficient number, since it is larger than the sum of its proper divisors (1293323).

3879957 is a wasteful number, since it uses less digits than its factorization.

3879957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293322.

The product of its digits is 476280, while the sum is 48.

The square root of 3879957 is about 1969.7606453577. The cubic root of 3879957 is about 157.1359796675.

The spelling of 3879957 in words is "three million, eight hundred seventy-nine thousand, nine hundred fifty-seven".