6540003222 has 8 divisors (see below), whose sum is σ = 13080006456. Its totient is φ = 2180001072.

The previous prime is 6540003221. The next prime is 6540003271. The reversal of 6540003222 is 2223000456.

It is a sphenic number, since it is the product of 3 distinct primes.

6540003222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 6540003192 and 6540003201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6540003221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545000263 + ... + 545000274.

It is an arithmetic number, because the mean of its divisors is an integer number (1635000807).

Almost surely, 2^6540003222 is an apocalyptic number.

6540003222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6540003222 is a wasteful number, since it uses less digits than its factorization.

6540003222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090000542.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 6540003222 is about 80870.2863974155. The cubic root of 6540003222 is about 1870.0762760693.

Adding to 6540003222 its reverse (2223000456), we get a palindrome (8763003678).

The spelling of 6540003222 in words is "six billion, five hundred forty million, three thousand, two hundred twenty-two".