52583521 has 4 divisors (see below), whose sum is σ = 52832944. Its totient is φ = 52334100.

The previous prime is 52583519. The next prime is 52583537. The reversal of 52583521 is 12538525.

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 a cyclic number.

It is not a de Polignac number, because 52583521 - 2¹ = 52583519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52583551) 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, 124395 + ... + 124816.

It is an arithmetic number, because the mean of its divisors is an integer number (13208236).

Almost surely, 2^52583521 is an apocalyptic number.

It is an amenable number.

52583521 is a deficient number, since it is larger than the sum of its proper divisors (249423).

52583521 is a wasteful number, since it uses less digits than its factorization.

52583521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249422.

The product of its digits is 12000, while the sum is 31.

The square root of 52583521 is about 7251.4495792221. The cubic root of 52583521 is about 374.6420786363.

The spelling of 52583521 in words is "fifty-two million, five hundred eighty-three thousand, five hundred twenty-one".