52210211 has 4 divisors (see below), whose sum is σ = 52244424. Its totient is φ = 52176000.

The previous prime is 52210201. The next prime is 52210241. The reversal of 52210211 is 11201225.

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-52210211 is a prime.

It is a super-2 number, since 2×52210211² = 5451812265329042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52210201) 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, 14705 + ... + 17906.

It is an arithmetic number, because the mean of its divisors is an integer number (13061106).

Almost surely, 2^52210211 is an apocalyptic number.

52210211 is a deficient number, since it is larger than the sum of its proper divisors (34213).

52210211 is a wasteful number, since it uses less digits than its factorization.

52210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34212.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 52210211 is about 7225.6633605504. The cubic root of 52210211 is about 373.7533977313.

Adding to 52210211 its reverse (11201225), we get a palindrome (63411436).

The spelling of 52210211 in words is "fifty-two million, two hundred ten thousand, two hundred eleven".