2493603 has 12 divisors (see below), whose sum is σ = 4116528. Its totient is φ = 1424880.

The previous prime is 2493599. The next prime is 2493629. The reversal of 2493603 is 3063942.

It is not a de Polignac number, because 2493603 - 2² = 2493599 is a prime.

It is an Ulam number.

2493603 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2493643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19728 + ... + 19853.

It is an arithmetic number, because the mean of its divisors is an integer number (343044).

2^2493603 is an apocalyptic number.

2493603 is a deficient number, since it is larger than the sum of its proper divisors (1622925).

2493603 is a wasteful number, since it uses less digits than its factorization.

2493603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39594 (or 39591 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 2493603 is about 1579.1146253518. The cubic root of 2493603 is about 135.6050210896.

The spelling of 2493603 in words is "two million, four hundred ninety-three thousand, six hundred three".