52689111 has 8 divisors (see below), whose sum is σ = 70285680. Its totient is φ = 35109312.

The previous prime is 52689101. The next prime is 52689127. The reversal of 52689111 is 11198625.

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

It is not a de Polignac number, because 52689111 - 2⁵ = 52689079 is a prime.

It is a super-2 number, since 2×52689111² = 5552284835940642, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52689101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10345 + ... + 14573.

It is an arithmetic number, because the mean of its divisors is an integer number (8785710).

Almost surely, 2^52689111 is an apocalyptic number.

52689111 is a deficient number, since it is larger than the sum of its proper divisors (17596569).

52689111 is a wasteful number, since it uses less digits than its factorization.

52689111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385.

The product of its digits is 4320, while the sum is 33.

The square root of 52689111 is about 7258.7265412054. The cubic root of 52689111 is about 374.8926768431.

The spelling of 52689111 in words is "fifty-two million, six hundred eighty-nine thousand, one hundred eleven".