22404603306 has 8 divisors (see below), whose sum is σ = 44809206624. Its totient is φ = 7468201100.

The previous prime is 22404603269. The next prime is 22404603307. The reversal of 22404603306 is 60330640422.

It is a happy number.

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

22404603306 is an admirable number.

It is a super-2 number, since 2×22404603306² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22404603307) 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, 1867050270 + ... + 1867050281.

It is an arithmetic number, because the mean of its divisors is an integer number (5601150828).

Almost surely, 2^22404603306 is an apocalyptic number.

22404603306 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.

22404603306 is a wasteful number, since it uses less digits than its factorization.

22404603306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734100556.

The product of its (nonzero) digits is 20736, while the sum is 30.

The spelling of 22404603306 in words is "twenty-two billion, four hundred four million, six hundred three thousand, three hundred six".