22147404304 has 20 divisors (see below), whose sum is σ = 42952167676. Its totient is φ = 11062973952.

The previous prime is 22147404289. The next prime is 22147404353. The reversal of 22147404304 is 40340474122.

It can be written as a sum of positive squares in 2 ways, for example, as 16604899600 + 5542504704 = 128860^2 + 74448^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653469 + ... + 686524.

Almost surely, 2^22147404304 is an apocalyptic number.

It is an amenable number.

22147404304 is a deficient number, since it is larger than the sum of its proper divisors (20804763372).

22147404304 is a wasteful number, since it uses less digits than its factorization.

22147404304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341034 (or 1341028 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 31.

Adding to 22147404304 its reverse (40340474122), we get a palindrome (62487878426).

The spelling of 22147404304 in words is "twenty-two billion, one hundred forty-seven million, four hundred four thousand, three hundred four".