4034320440 has 64 divisors (see below), whose sum is σ = 12154989600. Its totient is φ = 1071194112.

The previous prime is 4034320421. The next prime is 4034320447. The reversal of 4034320440 is 440234304.

It is a happy number.

4034320440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4034320440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034320447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44185 + ... + 100104.

Almost surely, 2^4034320440 is an apocalyptic number.

4034320440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4034320440 is an abundant number, since it is smaller than the sum of its proper divisors (8120669160).

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

4034320440 is a wasteful number, since it uses less digits than its factorization.

4034320440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144536 (or 144532 counting only the distinct ones).

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

The square root of 4034320440 is about 63516.3005849680. The cubic root of 4034320440 is about 1591.9281540854.

Adding to 4034320440 its reverse (440234304), we get a palindrome (4474554744).

The spelling of 4034320440 in words is "four billion, thirty-four million, three hundred twenty thousand, four hundred forty".