2001343040 has 56 divisors (see below), whose sum is σ = 4769876160. Its totient is φ = 799835648.

The previous prime is 2001343027. The next prime is 2001343067. The reversal of 2001343040 is 403431002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516149 + ... + 520011.

It is an arithmetic number, because the mean of its divisors is an integer number (85176360).

Almost surely, 2^2001343040 is an apocalyptic number.

2001343040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001343040 is an abundant number, since it is smaller than the sum of its proper divisors (2768533120).

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

2001343040 is a wasteful number, since it uses less digits than its factorization.

2001343040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5499 (or 5489 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2001343040 is about 44736.3726736981. The cubic root of 2001343040 is about 1260.2030075187.

Adding to 2001343040 its reverse (403431002), we get a palindrome (2404774042).

The spelling of 2001343040 in words is "two billion, one million, three hundred forty-three thousand, forty".