3944799 has 48 divisors (see below), whose sum is σ = 6739200. Its totient is φ = 2204928.

The previous prime is 3944791. The next prime is 3944807. The reversal of 3944799 is 9974493.

It is an interprime number because it is at equal distance from previous prime (3944791) and next prime (3944807).

It is not a de Polignac number, because 3944799 - 2³ = 3944791 is a prime.

It is a super-2 number, since 2×3944799² = 31122878300802, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944791) 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 47 ways as a sum of consecutive naturals, for example, 66832 + ... + 66890.

It is an arithmetic number, because the mean of its divisors is an integer number (140400).

Almost surely, 2^3944799 is an apocalyptic number.

3944799 is the 1062-nd nonagonal number.

3944799 is a deficient number, since it is larger than the sum of its proper divisors (2794401).

3944799 is a wasteful number, since it uses less digits than its factorization.

3944799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 121 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3944799 is about 1986.1518068869. The cubic root of 3944799 is about 158.0065024296.

The spelling of 3944799 in words is "three million, nine hundred forty-four thousand, seven hundred ninety-nine".