4003020744 has 16 divisors (see below), whose sum is σ = 10007551920. Its totient is φ = 1334340240.

The previous prime is 4003020743. The next prime is 4003020781. The reversal of 4003020744 is 4470203004.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 166792531 = 4003020744 / (4 + 0 + 0 + 3 + 0 + 2 + 0 + 7 + 4 + 4).

It is not an unprimeable number, because it can be changed into a prime (4003020743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83396242 + ... + 83396289.

It is an arithmetic number, because the mean of its divisors is an integer number (625471995).

Almost surely, 2^4003020744 is an apocalyptic number.

It is an amenable number.

4003020744 is an abundant number, since it is smaller than the sum of its proper divisors (6004531176).

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

4003020744 is a wasteful number, since it uses less digits than its factorization.

4003020744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166792540 (or 166792536 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 4003020744 is about 63269.4297745760. The cubic root of 4003020744 is about 1587.8005457713.

Adding to 4003020744 its reverse (4470203004), we get a palindrome (8473223748).

The spelling of 4003020744 in words is "four billion, three million, twenty thousand, seven hundred forty-four".