4027744 has 24 divisors (see below), whose sum is σ = 9062928. Its totient is φ = 1726080.

The previous prime is 4027739. The next prime is 4027747. The reversal of 4027744 is 4477204.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4027747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8767 + ... + 9214.

It is an arithmetic number, because the mean of its divisors is an integer number (377622).

Almost surely, 2^4027744 is an apocalyptic number.

It is an amenable number.

4027744 is an abundant number, since it is smaller than the sum of its proper divisors (5035184).

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

4027744 is a wasteful number, since it uses less digits than its factorization.

4027744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17998 (or 17990 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 4027744 is about 2006.9240145058. The cubic root of 4027744 is about 159.1062670542.

The spelling of 4027744 in words is "four million, twenty-seven thousand, seven hundred forty-four".