4449972 has 24 divisors (see below), whose sum is σ = 10493056. Its totient is φ = 1467648.

The previous prime is 4449947. The next prime is 4449983. The reversal of 4449972 is 2799444.

It is a happy number.

4449972 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4449972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748 + ... + 3075.

Almost surely, 2^4449972 is an apocalyptic number.

It is an amenable number.

4449972 is an abundant number, since it is smaller than the sum of its proper divisors (6043084).

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

4449972 is a wasteful number, since it uses less digits than its factorization.

4449972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3927 (or 3925 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 4449972 is about 2109.4956743260. The cubic root of 4449972 is about 164.4822706723.

The spelling of 4449972 in words is "four million, four hundred forty-nine thousand, nine hundred seventy-two".