52506211 has 8 divisors (see below), whose sum is σ = 54447120. Its totient is φ = 50574048.

The previous prime is 52506203. The next prime is 52506221. The reversal of 52506211 is 11260525.

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

It is a cyclic number.

It is not a de Polignac number, because 52506211 - 2³ = 52506203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52506221) 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, 11605 + ... + 15481.

It is an arithmetic number, because the mean of its divisors is an integer number (6805890).

Almost surely, 2^52506211 is an apocalyptic number.

52506211 is a deficient number, since it is larger than the sum of its proper divisors (1940909).

52506211 is a wasteful number, since it uses less digits than its factorization.

52506211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4373.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 52506211 is about 7246.1169601380. The cubic root of 52506211 is about 374.4583849331.

Adding to 52506211 its reverse (11260525), we get a palindrome (63766736).

The spelling of 52506211 in words is "fifty-two million, five hundred six thousand, two hundred eleven".