22838267232 has 144 divisors (see below), whose sum is σ = 71243761680. Its totient is φ = 6882278400.

The previous prime is 22838267227. The next prime is 22838267239. The reversal of 22838267232 is 23276283822.

22838267232 is a `hidden beast` number, since 2 + 283 + 82 + 67 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22838267239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 553494 + ... + 593322.

It is an arithmetic number, because the mean of its divisors is an integer number (494748345).

Almost surely, 2^22838267232 is an apocalyptic number.

22838267232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22838267232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35621880840).

22838267232 is an abundant number, since it is smaller than the sum of its proper divisors (48405494448).

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

22838267232 is a wasteful number, since it uses less digits than its factorization.

22838267232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40037 (or 40026 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The spelling of 22838267232 in words is "twenty-two billion, eight hundred thirty-eight million, two hundred sixty-seven thousand, two hundred thirty-two".