3944311 has 16 divisors (see below), whose sum is σ = 4707136. Its totient is φ = 3234816.

The previous prime is 3944309. The next prime is 3944329. The reversal of 3944311 is 1134493.

It is a happy number.

It is a Cunningham number, because it is equal to 158³-1.

It is a cyclic number.

It is not a de Polignac number, because 3944311 - 2¹ = 3944309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25045 + ... + 25201.

It is an arithmetic number, because the mean of its divisors is an integer number (294196).

Almost surely, 2^3944311 is an apocalyptic number.

3944311 is a deficient number, since it is larger than the sum of its proper divisors (762825).

3944311 is a wasteful number, since it uses less digits than its factorization.

3944311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298.

The product of its digits is 1296, while the sum is 25.

The square root of 3944311 is about 1986.0289524576. The cubic root of 3944311 is about 157.9999866474. Note that the first 4 decimals are identical.

The spelling of 3944311 in words is "three million, nine hundred forty-four thousand, three hundred eleven".