52021122 has 32 divisors (see below), whose sum is σ = 111196800. Its totient is φ = 16167168.

The previous prime is 52021117. The next prime is 52021129. The reversal of 52021122 is 22112025.

It is not an unprimeable number, because it can be changed into a prime (52021129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8779 + ... + 13457.

It is an arithmetic number, because the mean of its divisors is an integer number (3474900).

Almost surely, 2^52021122 is an apocalyptic number.

52021122 is an abundant number, since it is smaller than the sum of its proper divisors (59175678).

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

52021122 is a wasteful number, since it uses less digits than its factorization.

52021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4810.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 52021122 is about 7212.5669494293. The cubic root of 52021122 is about 373.3016460847.

Adding to 52021122 its reverse (22112025), we get a palindrome (74133147).

The spelling of 52021122 in words is "fifty-two million, twenty-one thousand, one hundred twenty-two".