4034402440 has 32 divisors (see below), whose sum is σ = 9103596480. Its totient is φ = 1609104832.

The previous prime is 4034402431. The next prime is 4034402443. The reversal of 4034402440 is 442044304.

It is not an unprimeable number, because it can be changed into a prime (4034402443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131452 + ... + 159211.

It is an arithmetic number, because the mean of its divisors is an integer number (284487390).

Almost surely, 2^4034402440 is an apocalyptic number.

4034402440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4034402440 is an abundant number, since it is smaller than the sum of its proper divisors (5069194040).

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

4034402440 is a wasteful number, since it uses less digits than its factorization.

4034402440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291021 (or 291017 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 4034402440 is about 63516.9460852771. The cubic root of 4034402440 is about 1591.9389396461.

Adding to 4034402440 its reverse (442044304), we get a palindrome (4476446744).

The spelling of 4034402440 in words is "four billion, thirty-four million, four hundred two thousand, four hundred forty".