117240984 has 48 divisors (see below), whose sum is σ = 362890320. Its totient is φ = 33497280.

The previous prime is 117240979. The next prime is 117240989. The reversal of 117240984 is 489042711.

117240984 is a `hidden beast` number, since 1 + 172 + 409 + 84 = 666.

It is an interprime number because it is at equal distance from previous prime (117240979) and next prime (117240989).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117240989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115807 + ... + 116814.

It is an arithmetic number, because the mean of its divisors is an integer number (7560215).

Almost surely, 2^117240984 is an apocalyptic number.

117240984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

117240984 is an abundant number, since it is smaller than the sum of its proper divisors (245649336).

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

117240984 is a wasteful number, since it uses less digits than its factorization.

117240984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232640 (or 232633 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 117240984 is about 10827.7875856520. The cubic root of 117240984 is about 489.4328910341.

The spelling of 117240984 in words is "one hundred seventeen million, two hundred forty thousand, nine hundred eighty-four".