3999448 has 16 divisors (see below), whose sum is σ = 7758000. Its totient is φ = 1930656.

The previous prime is 3999439. The next prime is 3999449. The reversal of 3999448 is 8449993.

3999448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3999398 and 3999407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3999449) 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, 8388 + ... + 8851.

It is an arithmetic number, because the mean of its divisors is an integer number (484875).

Almost surely, 2^3999448 is an apocalyptic number.

It is an amenable number.

3999448 is a deficient number, since it is larger than the sum of its proper divisors (3758552).

3999448 is a wasteful number, since it uses less digits than its factorization.

3999448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17274 (or 17270 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 3999448 is about 1999.8619952387. The cubic root of 3999448 is about 158.7328028161.

The spelling of 3999448 in words is "three million, nine hundred ninety-nine thousand, four hundred forty-eight".