2003678939 has 8 divisors (see below), whose sum is σ = 2161572480. Its totient is φ = 1850233216.

The previous prime is 2003678927. The next prime is 2003678959. The reversal of 2003678939 is 9398763002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2003678939 - 2¹² = 2003674843 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003678893 and 2003678902.

It is not an unprimeable number, because it can be changed into a prime (2003678909) 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, 1111019 + ... + 1112820.

It is an arithmetic number, because the mean of its divisors is an integer number (270196560).

Almost surely, 2^2003678939 is an apocalyptic number.

2003678939 is a deficient number, since it is larger than the sum of its proper divisors (157893541).

2003678939 is a wasteful number, since it uses less digits than its factorization.

2003678939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223909.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 2003678939 is about 44762.4724406505. The cubic root of 2003678939 is about 1260.6931054785.

The spelling of 2003678939 in words is "two billion, three million, six hundred seventy-eight thousand, nine hundred thirty-nine".