52606613 has 4 divisors (see below), whose sum is σ = 52622028. Its totient is φ = 52591200.

The previous prime is 52606607. The next prime is 52606621. The reversal of 52606613 is 31660625.

52606613 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 6461764 + 46144849 = 2542^2 + 6793^2 .

It is a cyclic number.

It is not a de Polignac number, because 52606613 - 2¹⁸ = 52344469 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 (52606633) by changing a digit.

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, 56 + ... + 10257.

It is an arithmetic number, because the mean of its divisors is an integer number (13155507).

Almost surely, 2^52606613 is an apocalyptic number.

It is an amenable number.

52606613 is a deficient number, since it is larger than the sum of its proper divisors (15415).

52606613 is a wasteful number, since it uses less digits than its factorization.

52606613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15414.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 52606613 is about 7253.0416378234. The cubic root of 52606613 is about 374.6969118403.

It can be divided in two parts, 5 and 2606613, that multiplied together give a triangular number (13033065 = T₅₁₀₅).

The spelling of 52606613 in words is "fifty-two million, six hundred six thousand, six hundred thirteen".