6722445532 has 48 divisors (see below), whose sum is σ = 13175511552. Its totient is φ = 2974970880.

The previous prime is 6722445487. The next prime is 6722445547. The reversal of 6722445532 is 2355442276.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390703 + ... + 407545.

It is an arithmetic number, because the mean of its divisors is an integer number (274489824).

Almost surely, 2^6722445532 is an apocalyptic number.

It is an amenable number.

6722445532 is a deficient number, since it is larger than the sum of its proper divisors (6453066020).

6722445532 is a wasteful number, since it uses less digits than its factorization.

6722445532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17098 (or 17096 counting only the distinct ones).

The product of its digits is 403200, while the sum is 40.

The square root of 6722445532 is about 81990.5209887094. The cubic root of 6722445532 is about 1887.3064784825.

It can be divided in two parts, 672244 and 5532, that added together give a palindrome (677776).

The spelling of 6722445532 in words is "six billion, seven hundred twenty-two million, four hundred forty-five thousand, five hundred thirty-two".