3959331 has 4 divisors (see below), whose sum is σ = 5279112. Its totient is φ = 2639552.

The previous prime is 3959323. The next prime is 3959339. The reversal of 3959331 is 1339593.

3959331 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.

It is an interprime number because it is at equal distance from previous prime (3959323) and next prime (3959339).

It is a cyclic number.

It is not a de Polignac number, because 3959331 - 2³ = 3959323 is a prime.

It is a super-2 number, since 2×3959331² = 31352603935122, which contains 22 as substring.

It is a D-number.

3959331 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3959292 and 3959301.

It is not an unprimeable number, because it can be changed into a prime (3959339) 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, 659886 + ... + 659891.

It is an arithmetic number, because the mean of its divisors is an integer number (1319778).

Almost surely, 2^3959331 is an apocalyptic number.

3959331 is a deficient number, since it is larger than the sum of its proper divisors (1319781).

3959331 is a wasteful number, since it uses less digits than its factorization.

3959331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319780.

The product of its digits is 10935, while the sum is 33.

The square root of 3959331 is about 1989.8067745387. The cubic root of 3959331 is about 158.2002881122.

The spelling of 3959331 in words is "three million, nine hundred fifty-nine thousand, three hundred thirty-one".