5322991212 has 72 divisors (see below), whose sum is σ = 16775496192. Its totient is φ = 1382594400.

The previous prime is 5322991207. The next prime is 5322991213. The reversal of 5322991212 is 2121992235.

5322991212 is a `hidden beast` number, since 532 + 29 + 91 + 2 + 12 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5322991213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 957364 + ... + 962907.

Almost surely, 2^5322991212 is an apocalyptic number.

It is an amenable number.

5322991212 is an abundant number, since it is smaller than the sum of its proper divisors (11452504980).

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

5322991212 is a wasteful number, since it uses less digits than its factorization.

5322991212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920299 (or 1920294 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 5322991212 is about 72958.8323097348. The cubic root of 5322991212 is about 1746.0308643080.

It can be divided in two parts, 53229 and 91212, that added together give a palindrome (144441).

The spelling of 5322991212 in words is "five billion, three hundred twenty-two million, nine hundred ninety-one thousand, two hundred twelve".