2500493 has 4 divisors (see below), whose sum is σ = 2558688. Its totient is φ = 2442300.

The previous prime is 2500441. The next prime is 2500523. The reversal of 2500493 is 3940052.

2500493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2500493 - 2¹⁴ = 2484109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29033 + ... + 29118.

It is an arithmetic number, because the mean of its divisors is an integer number (639672).

2^2500493 is an apocalyptic number.

It is an amenable number.

2500493 is a deficient number, since it is larger than the sum of its proper divisors (58195).

2500493 is an equidigital number, since it uses as much as digits as its factorization.

2500493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58194.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2500493 is about 1581.2947226877. The cubic root of 2500493 is about 135.7298016293.

It can be divided in two parts, 250049 and 3, that added together give a palindrome (250052).

The spelling of 2500493 in words is "two million, five hundred thousand, four hundred ninety-three".