52556473 has 4 divisors (see below), whose sum is σ = 52572240. Its totient is φ = 52540708.

The previous prime is 52556467. The next prime is 52556477. The reversal of 52556473 is 37465525.

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 52556473 - 2²⁵ = 19002041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52556477) 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, 703 + ... + 10276.

It is an arithmetic number, because the mean of its divisors is an integer number (13143060).

Almost surely, 2^52556473 is an apocalyptic number.

It is an amenable number.

52556473 is a deficient number, since it is larger than the sum of its proper divisors (15767).

52556473 is a wasteful number, since it uses less digits than its factorization.

52556473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15766.

The product of its digits is 126000, while the sum is 37.

The square root of 52556473 is about 7249.5843329118. The cubic root of 52556473 is about 374.5778312782.

The spelling of 52556473 in words is "fifty-two million, five hundred fifty-six thousand, four hundred seventy-three".