3912331 has 4 divisors (see below), whose sum is σ = 3970792. Its totient is φ = 3853872.

The previous prime is 3912319. The next prime is 3912367. The reversal of 3912331 is 1332193.

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 3912331 - 2¹⁹ = 3388043 is a prime.

It is a super-3 number, since 3×3912331³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3912031) 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, 29130 + ... + 29263.

It is an arithmetic number, because the mean of its divisors is an integer number (992698).

Almost surely, 2^3912331 is an apocalyptic number.

3912331 is a deficient number, since it is larger than the sum of its proper divisors (58461).

3912331 is an equidigital number, since it uses as much as digits as its factorization.

3912331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58460.

The product of its digits is 486, while the sum is 22.

The square root of 3912331 is about 1977.9613241922. The cubic root of 3912331 is about 157.5718123852.

The spelling of 3912331 in words is "three million, nine hundred twelve thousand, three hundred thirty-one".