52555005 has 12 divisors (see below), whose sum is σ = 91095420. Its totient is φ = 28029312.

The previous prime is 52555003. The next prime is 52555021. The reversal of 52555005 is 50055525.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14584761 + 37970244 = 3819^2 + 6162^2 .

It is not a de Polignac number, because 52555005 - 2¹ = 52555003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52555005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52555003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 583900 + ... + 583989.

It is an arithmetic number, because the mean of its divisors is an integer number (7591285).

Almost surely, 2^52555005 is an apocalyptic number.

It is an amenable number.

52555005 is a deficient number, since it is larger than the sum of its proper divisors (38540415).

52555005 is a wasteful number, since it uses less digits than its factorization.

52555005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167900 (or 1167897 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The square root of 52555005 is about 7249.4830850206. The cubic root of 52555005 is about 374.5743436940.

The spelling of 52555005 in words is "fifty-two million, five hundred fifty-five thousand, five".