2490253 has 4 divisors (see below), whose sum is σ = 2500828. Its totient is φ = 2479680.

The previous prime is 2490251. The next prime is 2490263. The reversal of 2490253 is 3520942.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1855044 + 635209 = 1362^2 + 797^2 .

It is a cyclic number.

It is not a de Polignac number, because 2490253 - 2¹ = 2490251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4926 + ... + 5407.

It is an arithmetic number, because the mean of its divisors is an integer number (625207).

2^2490253 is an apocalyptic number.

It is an amenable number.

2490253 is a deficient number, since it is larger than the sum of its proper divisors (10575).

2490253 is a wasteful number, since it uses less digits than its factorization.

2490253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10574.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2490253 is about 1578.0535478874. The cubic root of 2490253 is about 135.5442682481.

The spelling of 2490253 in words is "two million, four hundred ninety thousand, two hundred fifty-three".