52002171 has 12 divisors (see below), whose sum is σ = 80892448. Its totient is φ = 32001264.

The previous prime is 52002161. The next prime is 52002193. The reversal of 52002171 is 17120025.

It is not a de Polignac number, because 52002171 - 2⁹ = 52001659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52002101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222115 + ... + 222348.

Almost surely, 2^52002171 is an apocalyptic number.

52002171 is a deficient number, since it is larger than the sum of its proper divisors (28890277).

52002171 is a wasteful number, since it uses less digits than its factorization.

52002171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444482 (or 444479 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 52002171 is about 7211.2530811226. The cubic root of 52002171 is about 373.2563100208.

Adding to 52002171 its reverse (17120025), we get a palindrome (69122196).

The spelling of 52002171 in words is "fifty-two million, two thousand, one hundred seventy-one".