52352691 has 4 divisors (see below), whose sum is σ = 69803592. Its totient is φ = 34901792.

The previous prime is 52352683. The next prime is 52352717. The reversal of 52352691 is 19625325.

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 52352691 - 2³ = 52352683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52352191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8725446 + ... + 8725451.

It is an arithmetic number, because the mean of its divisors is an integer number (17450898).

Almost surely, 2^52352691 is an apocalyptic number.

52352691 is a deficient number, since it is larger than the sum of its proper divisors (17450901).

52352691 is a wasteful number, since it uses less digits than its factorization.

52352691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17450900.

The product of its digits is 16200, while the sum is 33.

The square root of 52352691 is about 7235.5159456669. The cubic root of 52352691 is about 374.0930759605.

The spelling of 52352691 in words is "fifty-two million, three hundred fifty-two thousand, six hundred ninety-one".