22397403336 has 128 divisors (see below), whose sum is σ = 71235072000. Its totient is φ = 5817483840.

The previous prime is 22397403331. The next prime is 22397403361. The reversal of 22397403336 is 63330479322.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (22397403331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33120 + ... + 214223.

It is an arithmetic number, because the mean of its divisors is an integer number (556524000).

Almost surely, 2^22397403336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22397403336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35617536000).

22397403336 is an abundant number, since it is smaller than the sum of its proper divisors (48837668664).

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

22397403336 is a wasteful number, since it uses less digits than its factorization.

22397403336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247384 (or 247366 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 42.

The spelling of 22397403336 in words is "twenty-two billion, three hundred ninety-seven million, four hundred three thousand, three hundred thirty-six".