4003330340 has 24 divisors (see below), whose sum is σ = 8901523512. Its totient is φ = 1507136000.

The previous prime is 4003330337. The next prime is 4003330349. The reversal of 4003330340 is 430333004.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1578949696 + 2424380644 = 39736^2 + 49238^2 .

It is a super-2 number, since 2×4003330340² = 32053307622329031200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (4003330349) 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 7 ways as a sum of consecutive naturals, for example, 5886911 + ... + 5887590.

It is an arithmetic number, because the mean of its divisors is an integer number (370896813).

Almost surely, 2^4003330340 is an apocalyptic number.

It is an amenable number.

4003330340 is an abundant number, since it is smaller than the sum of its proper divisors (4898193172).

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

4003330340 is a wasteful number, since it uses less digits than its factorization.

4003330340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11774527 (or 11774525 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 4003330340 is about 63271.8763748950. The cubic root of 4003330340 is about 1587.8414785282.

Adding to 4003330340 its reverse (430333004), we get a palindrome (4433663344).

The spelling of 4003330340 in words is "four billion, three million, three hundred thirty thousand, three hundred forty".