52418171 has 4 divisors (see below), whose sum is σ = 56450352. Its totient is φ = 48385992.

The previous prime is 52418141. The next prime is 52418183. The reversal of 52418171 is 17181425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52418171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52418111) 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, 2016071 + ... + 2016096.

It is an arithmetic number, because the mean of its divisors is an integer number (14112588).

Almost surely, 2^52418171 is an apocalyptic number.

52418171 is a deficient number, since it is larger than the sum of its proper divisors (4032181).

52418171 is a wasteful number, since it uses less digits than its factorization.

52418171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032180.

The product of its digits is 2240, while the sum is 29.

The square root of 52418171 is about 7240.0394335943. The cubic root of 52418171 is about 374.2489763140.

Adding to 52418171 its reverse (17181425), we get a palindrome (69599596).

The spelling of 52418171 in words is "fifty-two million, four hundred eighteen thousand, one hundred seventy-one".