52206612 has 48 divisors (see below), whose sum is σ = 129124800. Its totient is φ = 16387840.

The previous prime is 52206587. The next prime is 52206617. The reversal of 52206612 is 21660225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52206617) 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 15 ways as a sum of consecutive naturals, for example, 12439 + ... + 16097.

It is an arithmetic number, because the mean of its divisors is an integer number (2690100).

Almost surely, 2^52206612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52206612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64562400).

52206612 is an abundant number, since it is smaller than the sum of its proper divisors (76918188).

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

52206612 is a wasteful number, since it uses less digits than its factorization.

52206612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736 (or 3734 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 52206612 is about 7225.4143133802. The cubic root of 52206612 is about 373.7448095684.

Adding to 52206612 its reverse (21660225), we get a palindrome (73866837).

The spelling of 52206612 in words is "fifty-two million, two hundred six thousand, six hundred twelve".