117440000 has 100 divisors (see below), whose sum is σ = 294018384. Its totient is φ = 46848000.

The previous prime is 117439999. The next prime is 117440003. The reversal of 117440000 is 44711.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117440003) 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 9 ways as a sum of consecutive naturals, for example, 319817 + ... + 320183.

Almost surely, 2^117440000 is an apocalyptic number.

117440000 is a gapful number since it is divisible by the number (10) 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 117440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147009192).

117440000 is an abundant number, since it is smaller than the sum of its proper divisors (176578384).

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

117440000 is an frugal number, since it uses more digits than its factorization.

117440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 117440000 is about 10836.9737473153. The cubic root of 117440000 is about 489.7096711328.

Adding to 117440000 its reverse (44711), we get a palindrome (117484711).

The spelling of 117440000 in words is "one hundred seventeen million, four hundred forty thousand".