7444668 has 72 divisors (see below), whose sum is σ = 22063104. Its totient is φ = 1932000.

The previous prime is 7444651. The next prime is 7444669. The reversal of 7444668 is 8664447.

7444668 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7444669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5893 + ... + 7043.

It is an arithmetic number, because the mean of its divisors is an integer number (306432).

Almost surely, 2^7444668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7444668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11031552).

7444668 is an abundant number, since it is smaller than the sum of its proper divisors (14618436).

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

7444668 is a wasteful number, since it uses less digits than its factorization.

7444668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183 (or 1174 counting only the distinct ones).

The product of its digits is 129024, while the sum is 39.

The square root of 7444668 is about 2728.4918911369. The cubic root of 7444668 is about 195.2608212670.

The spelling of 7444668 in words is "seven million, four hundred forty-four thousand, six hundred sixty-eight".