2499573 has 4 divisors (see below), whose sum is σ = 3332768. Its totient is φ = 1666380.

The previous prime is 2499551. The next prime is 2499577. The reversal of 2499573 is 3759942.

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 not a de Polignac number, because 2499573 - 2⁶ = 2499509 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 4 + 9⁴ + 9⁶ + 5⁹ + 7 + 3⁵ .

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499577) 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, 416593 + ... + 416598.

It is an arithmetic number, because the mean of its divisors is an integer number (833192).

2^2499573 is an apocalyptic number.

It is an amenable number.

2499573 is a deficient number, since it is larger than the sum of its proper divisors (833195).

2499573 is an equidigital number, since it uses as much as digits as its factorization.

2499573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833194.

The product of its digits is 68040, while the sum is 39.

The square root of 2499573 is about 1581.0037950619. The cubic root of 2499573 is about 135.7131533476.

The spelling of 2499573 in words is "two million, four hundred ninety-nine thousand, five hundred seventy-three".