4311944 has 32 divisors (see below), whose sum is σ = 9952320. Its totient is φ = 1705536.

The previous prime is 4311913. The next prime is 4311947. The reversal of 4311944 is 4491134.

It is a super-2 number, since 2×4311944² = 37185722118272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (4311947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2234 + ... + 3689.

It is an arithmetic number, because the mean of its divisors is an integer number (311010).

Almost surely, 2^4311944 is an apocalyptic number.

It is an amenable number.

4311944 is an abundant number, since it is smaller than the sum of its proper divisors (5640376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4311944 is a wasteful number, since it uses less digits than its factorization.

4311944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5949 (or 5945 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 4311944 is about 2076.5220923458. The cubic root of 4311944 is about 162.7637562768.

The spelling of 4311944 in words is "four million, three hundred eleven thousand, nine hundred forty-four".