2537573 has 4 divisors (see below), whose sum is σ = 2686860. Its totient is φ = 2388288.

The previous prime is 2537551. The next prime is 2537581. The reversal of 2537573 is 3757352.

2537573 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.

It can be written as a sum of positive squares in 2 ways, for example, as 1723969 + 813604 = 1313^2 + 902^2 .

It is a cyclic number.

It is not a de Polignac number, because 2537573 - 2¹⁰ = 2536549 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 (2537503) 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, 74618 + ... + 74651.

It is an arithmetic number, because the mean of its divisors is an integer number (671715).

2^2537573 is an apocalyptic number.

It is an amenable number.

2537573 is a deficient number, since it is larger than the sum of its proper divisors (149287).

2537573 is a wasteful number, since it uses less digits than its factorization.

2537573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149286.

The product of its digits is 22050, while the sum is 32.

The square root of 2537573 is about 1592.9761454586. The cubic root of 2537573 is about 136.3974281642.

The spelling of 2537573 in words is "two million, five hundred thirty-seven thousand, five hundred seventy-three".