52580329 has 4 divisors (see below), whose sum is σ = 52598484. Its totient is φ = 52562176.

The previous prime is 52580317. The next prime is 52580351. The reversal of 52580329 is 92308525.

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 4305625 + 48274704 = 2075^2 + 6948^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52580329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52580294 and 52580303.

It is not an unprimeable number, because it can be changed into a prime (52580389) 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, 3652 + ... + 10885.

It is an arithmetic number, because the mean of its divisors is an integer number (13149621).

Almost surely, 2^52580329 is an apocalyptic number.

It is an amenable number.

52580329 is a deficient number, since it is larger than the sum of its proper divisors (18155).

52580329 is a wasteful number, since it uses less digits than its factorization.

52580329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18154.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 52580329 is about 7251.2294819568. The cubic root of 52580329 is about 374.6344977967.

The spelling of 52580329 in words is "fifty-two million, five hundred eighty thousand, three hundred twenty-nine".