2003640382 has 4 divisors (see below), whose sum is σ = 3005460576. Its totient is φ = 1001820190.

The previous prime is 2003640361. The next prime is 2003640407. The reversal of 2003640382 is 2830463002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2830463002 = 2 ⋅1415231501.

It is a super-2 number, since 2×2003640382² = 8029149560762211848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2003640382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500910094 + ... + 500910097.

It is an arithmetic number, because the mean of its divisors is an integer number (751365144).

Almost surely, 2^2003640382 is an apocalyptic number.

2003640382 is a deficient number, since it is larger than the sum of its proper divisors (1001820194).

2003640382 is a wasteful number, since it uses less digits than its factorization.

2003640382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001820193.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2003640382 is about 44762.0417541470. The cubic root of 2003640382 is about 1260.6850188776.

The spelling of 2003640382 in words is "two billion, three million, six hundred forty thousand, three hundred eighty-two".