52520555 has 8 divisors (see below), whose sum is σ = 63249072. Its totient is φ = 41866848.

The previous prime is 52520527. The next prime is 52520597. The reversal of 52520555 is 55502525.

It is a happy number.

52520555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52520555 - 2¹⁸ = 52258411 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17144 + ... + 19973.

It is an arithmetic number, because the mean of its divisors is an integer number (7906134).

Almost surely, 2^52520555 is an apocalyptic number.

52520555 is a deficient number, since it is larger than the sum of its proper divisors (10728517).

52520555 is a wasteful number, since it uses less digits than its factorization.

52520555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37405.

The product of its (nonzero) digits is 12500, while the sum is 29.

The square root of 52520555 is about 7247.1066640419. The cubic root of 52520555 is about 374.4924808488.

The spelling of 52520555 in words is "fifty-two million, five hundred twenty thousand, five hundred fifty-five".