52171206 has 8 divisors (see below), whose sum is σ = 104342424. Its totient is φ = 17390400.

The previous prime is 52171201. The next prime is 52171237. The reversal of 52171206 is 60217125.

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

52171206 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52171201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4347595 + ... + 4347606.

It is an arithmetic number, because the mean of its divisors is an integer number (13042803).

Almost surely, 2^52171206 is an apocalyptic number.

52171206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52171206 is a wasteful number, since it uses less digits than its factorization.

52171206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8695206.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 52171206 is about 7222.9637961158. The cubic root of 52171206 is about 373.6603004689.

The spelling of 52171206 in words is "fifty-two million, one hundred seventy-one thousand, two hundred six".