2122357344 has 96 divisors (see below), whose sum is σ = 5790204000. Its totient is φ = 679870464.

The previous prime is 2122357343. The next prime is 2122357351. The reversal of 2122357344 is 4437532212.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122357343) 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 15 ways as a sum of consecutive naturals, for example, 635872 + ... + 639200.

It is an arithmetic number, because the mean of its divisors is an integer number (60314625).

Almost surely, 2^2122357344 is an apocalyptic number.

2122357344 is a gapful number since it is divisible by the number (24) 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 2122357344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2895102000).

2122357344 is an abundant number, since it is smaller than the sum of its proper divisors (3667846656).

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

2122357344 is a wasteful number, since it uses less digits than its factorization.

2122357344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600 (or 3592 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 2122357344 is about 46069.0497405796. The cubic root of 2122357344 is about 1285.1076320792.

Adding to 2122357344 its reverse (4437532212), we get a palindrome (6559889556).

The spelling of 2122357344 in words is "two billion, one hundred twenty-two million, three hundred fifty-seven thousand, three hundred forty-four".