2497573 has 4 divisors (see below), whose sum is σ = 2689708. Its totient is φ = 2305440.

The previous prime is 2497571. The next prime is 2497591. The reversal of 2497573 is 3757942.

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 1483524 + 1014049 = 1218^2 + 1007^2 .

It is a cyclic number.

It is not a de Polignac number, because 2497573 - 2¹ = 2497571 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 4 + 9 + 7⁴ + 5⁹ + 7⁴ + 3¹² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2497571) 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, 96048 + ... + 96073.

It is an arithmetic number, because the mean of its divisors is an integer number (672427).

2^2497573 is an apocalyptic number.

It is an amenable number.

2497573 is a deficient number, since it is larger than the sum of its proper divisors (192135).

2497573 is a wasteful number, since it uses less digits than its factorization.

2497573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192134.

The product of its digits is 52920, while the sum is 37.

The square root of 2497573 is about 1580.3711589370. The cubic root of 2497573 is about 135.6769473328.

The spelling of 2497573 in words is "two million, four hundred ninety-seven thousand, five hundred seventy-three".