22404313432 has 32 divisors (see below), whose sum is σ = 44027712000. Its totient is φ = 10667883424.

The previous prime is 22404313427. The next prime is 22404313433. The reversal of 22404313432 is 23431340422.

It is a self number, because there is not a number n which added to its sum of digits gives 22404313432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22404313433) 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, 226432 + ... + 309967.

It is an arithmetic number, because the mean of its divisors is an integer number (1375866000).

Almost surely, 2^22404313432 is an apocalyptic number.

It is an amenable number.

22404313432 is a deficient number, since it is larger than the sum of its proper divisors (21623398568).

22404313432 is a wasteful number, since it uses less digits than its factorization.

22404313432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536655 (or 536651 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 22404313432 its reverse (23431340422), we get a palindrome (45835653854).

The spelling of 22404313432 in words is "twenty-two billion, four hundred four million, three hundred thirteen thousand, four hundred thirty-two".