116426240 has 160 divisors (see below), whose sum is σ = 327032640. Its totient is φ = 38928384.

The previous prime is 116426209. The next prime is 116426249. The reversal of 116426240 is 42624611.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116426249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1308116 + ... + 1308204.

It is an arithmetic number, because the mean of its divisors is an integer number (2043954).

Almost surely, 2^116426240 is an apocalyptic number.

116426240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116426240 is the 6230-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116426240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163516320).

116426240 is an abundant number, since it is smaller than the sum of its proper divisors (210606400).

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

116426240 is an frugal number, since it uses more digits than its factorization.

116426240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 116426240 is about 10790.0991654387. The cubic root of 116426240 is about 488.2965142351.

The spelling of 116426240 in words is "one hundred sixteen million, four hundred twenty-six thousand, two hundred forty".