52642911 has 8 divisors (see below), whose sum is σ = 70265344. Its totient is φ = 35057880.

The previous prime is 52642907. The next prime is 52642913. The reversal of 52642911 is 11924625.

52642911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52642911 - 2² = 52642907 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 (52642913) 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 7 ways as a sum of consecutive naturals, for example, 5881 + ... + 11826.

It is an arithmetic number, because the mean of its divisors is an integer number (8783168).

Almost surely, 2^52642911 is an apocalyptic number.

52642911 is a deficient number, since it is larger than the sum of its proper divisors (17622433).

52642911 is a wasteful number, since it uses less digits than its factorization.

52642911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18701.

The product of its digits is 4320, while the sum is 30.

The square root of 52642911 is about 7255.5434668948. The cubic root of 52642911 is about 374.7830709801.

The spelling of 52642911 in words is "fifty-two million, six hundred forty-two thousand, nine hundred eleven".