7222727532 has 24 divisors (see below), whose sum is σ = 16946146672. Its totient is φ = 2394273600.

The previous prime is 7222727531. The next prime is 7222727537. The reversal of 7222727532 is 2357272227.

It is a super-2 number, since 2×7222727532² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7222727531) 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, 1660519 + ... + 1664862.

Almost surely, 2^7222727532 is an apocalyptic number.

It is an amenable number.

7222727532 is an abundant number, since it is smaller than the sum of its proper divisors (9723419140).

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

7222727532 is a wasteful number, since it uses less digits than its factorization.

7222727532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325569 (or 3325567 counting only the distinct ones).

The product of its digits is 164640, while the sum is 39.

The square root of 7222727532 is about 84986.6314898996. The cubic root of 7222727532 is about 1933.0084120494.

Adding to 7222727532 its reverse (2357272227), we get a palindrome (9579999759).

The spelling of 7222727532 in words is "seven billion, two hundred twenty-two million, seven hundred twenty-seven thousand, five hundred thirty-two".