4030813440 has 216 divisors, whose sum is σ = 14397347328. Its totient is φ = 1040117760.

The previous prime is 4030813427. The next prime is 4030813459. The reversal of 4030813440 is 443180304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 351477 + ... + 362763.

Almost surely, 2^4030813440 is an apocalyptic number.

4030813440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4030813440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7198673664).

4030813440 is an abundant number, since it is smaller than the sum of its proper divisors (10366533888).

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

4030813440 is a wasteful number, since it uses less digits than its factorization.

4030813440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11345 (or 11328 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4030813440 is about 63488.6874962776. The cubic root of 4030813440 is about 1591.4667372147.

Adding to 4030813440 its reverse (443180304), we get a palindrome (4473993744).

The spelling of 4030813440 in words is "four billion, thirty million, eight hundred thirteen thousand, four hundred forty".