2940203 has 4 divisors (see below), whose sum is σ = 3360240. Its totient is φ = 2520168.

The previous prime is 2940187. The next prime is 2940229. The reversal of 2940203 is 3020492.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2940203 - 2⁴ = 2940187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2940263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210008 + ... + 210021.

It is an arithmetic number, because the mean of its divisors is an integer number (840060).

2^2940203 is an apocalyptic number.

2940203 is a deficient number, since it is larger than the sum of its proper divisors (420037).

2940203 is an equidigital number, since it uses as much as digits as its factorization.

2940203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420036.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2940203 is about 1714.7020149285. The cubic root of 2940203 is about 143.2602722416.

Adding to 2940203 its reverse (3020492), we get a palindrome (5960695).

The spelling of 2940203 in words is "two million, nine hundred forty thousand, two hundred three".