52558279 has 4 divisors (see below), whose sum is σ = 53078760. Its totient is φ = 52037800.

The previous prime is 52558277. The next prime is 52558291. The reversal of 52558279 is 97285525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52558279 - 2¹ = 52558277 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 (52558277) 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, 260089 + ... + 260290.

It is an arithmetic number, because the mean of its divisors is an integer number (13269690).

Almost surely, 2^52558279 is an apocalyptic number.

52558279 is a deficient number, since it is larger than the sum of its proper divisors (520481).

52558279 is a wasteful number, since it uses less digits than its factorization.

52558279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520480.

The product of its digits is 252000, while the sum is 43.

The square root of 52558279 is about 7249.7088907073. The cubic root of 52558279 is about 374.5821217730.

The spelling of 52558279 in words is "fifty-two million, five hundred fifty-eight thousand, two hundred seventy-nine".