116722144 has 96 divisors (see below), whose sum is σ = 289529856. Its totient is φ = 44997120.

The previous prime is 116722091. The next prime is 116722147. The reversal of 116722144 is 441227611.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116722147) 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, 312742 + ... + 313114.

It is an arithmetic number, because the mean of its divisors is an integer number (3015936).

Almost surely, 2^116722144 is an apocalyptic number.

116722144 is a gapful number since it is divisible by the number (14) 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 116722144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144764928).

116722144 is an abundant number, since it is smaller than the sum of its proper divisors (172807712).

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

116722144 is a wasteful number, since it uses less digits than its factorization.

116722144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 520 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 116722144 is about 10803.8022936372. The cubic root of 116722144 is about 488.7098421795.

Adding to 116722144 its reverse (441227611), we get a palindrome (557949755).

The spelling of 116722144 in words is "one hundred sixteen million, seven hundred twenty-two thousand, one hundred forty-four".