2940003 has 32 divisors (see below), whose sum is σ = 5011200. Its totient is φ = 1684800.

The previous prime is 2939999. The next prime is 2940011. The reversal of 2940003 is 3000492.

It is not a de Polignac number, because 2940003 - 2² = 2939999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2940013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5383 + ... + 5903.

It is an arithmetic number, because the mean of its divisors is an integer number (156600).

2^2940003 is an apocalyptic number.

2940003 is a deficient number, since it is larger than the sum of its proper divisors (2071197).

2940003 is a wasteful number, since it uses less digits than its factorization.

2940003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2940003 is about 1714.6436947658. The cubic root of 2940003 is about 143.2570238600.

Adding to 2940003 its reverse (3000492), we get a palindrome (5940495).

The spelling of 2940003 in words is "two million, nine hundred forty thousand, three".