52609659 has 4 divisors (see below), whose sum is σ = 70146216. Its totient is φ = 35073104.

The previous prime is 52609643. The next prime is 52609681. The reversal of 52609659 is 95690625.

52609659 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 is a cyclic number.

It is not a de Polignac number, because 52609659 - 2⁴ = 52609643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52609659.

It is not an unprimeable number, because it can be changed into a prime (52609639) 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, 8768274 + ... + 8768279.

It is an arithmetic number, because the mean of its divisors is an integer number (17536554).

Almost surely, 2^52609659 is an apocalyptic number.

52609659 is a deficient number, since it is larger than the sum of its proper divisors (17536557).

52609659 is a wasteful number, since it uses less digits than its factorization.

52609659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17536556.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 52609659 is about 7253.2516156549. The cubic root of 52609659 is about 374.7041435341.

The spelling of 52609659 in words is "fifty-two million, six hundred nine thousand, six hundred fifty-nine".