52510505 has 4 divisors (see below), whose sum is σ = 63012612. Its totient is φ = 42008400.

The previous prime is 52510499. The next prime is 52510519. The reversal of 52510505 is 50501525.

52510505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 20214016 + 32296489 = 4496^2 + 5683^2 .

It is not a de Polignac number, because 52510505 - 2⁶ = 52510441 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 3 ways as a sum of consecutive naturals, for example, 5251046 + ... + 5251055.

It is an arithmetic number, because the mean of its divisors is an integer number (15753153).

Almost surely, 2^52510505 is an apocalyptic number.

It is an amenable number.

52510505 is a deficient number, since it is larger than the sum of its proper divisors (10502107).

52510505 is a wasteful number, since it uses less digits than its factorization.

52510505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10502106.

The product of its (nonzero) digits is 1250, while the sum is 23.

The square root of 52510505 is about 7246.4132507055. The cubic root of 52510505 is about 374.4685924904.

The spelling of 52510505 in words is "fifty-two million, five hundred ten thousand, five hundred five".