2504573 has 4 divisors (see below), whose sum is σ = 2515740. Its totient is φ = 2493408.

The previous prime is 2504569. The next prime is 2504581. The reversal of 2504573 is 3754052.

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 2365444 + 139129 = 1538^2 + 373^2 .

It is a cyclic number.

It is not a de Polignac number, because 2504573 - 2² = 2504569 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 (2504503) 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, 5240 + ... + 5697.

It is an arithmetic number, because the mean of its divisors is an integer number (628935).

2^2504573 is an apocalyptic number.

It is an amenable number.

2504573 is a deficient number, since it is larger than the sum of its proper divisors (11167).

2504573 is a wasteful number, since it uses less digits than its factorization.

2504573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11166.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 2504573 is about 1582.5842789564. The cubic root of 2504573 is about 135.8035839684.

The spelling of 2504573 in words is "two million, five hundred four thousand, five hundred seventy-three".