4042303440 has 80 divisors (see below), whose sum is σ = 14321309568. Its totient is φ = 923954688.

The previous prime is 4042303439. The next prime is 4042303453. The reversal of 4042303440 is 443032404.

It is a happy number.

4042303440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4042303440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1201387 + ... + 1204746.

Almost surely, 2^4042303440 is an apocalyptic number.

4042303440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4042303440 is an abundant number, since it is smaller than the sum of its proper divisors (10279006128).

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

4042303440 is a wasteful number, since it uses less digits than its factorization.

4042303440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406156 (or 2406150 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 4042303440 is about 63579.1116641307. Note that the first 3 decimals coincide. The cubic root of 4042303440 is about 1592.9774831714.

Adding to 4042303440 its reverse (443032404), we get a palindrome (4485335844).

The spelling of 4042303440 in words is "four billion, forty-two million, three hundred three thousand, four hundred forty".