117289272 has 16 divisors (see below), whose sum is σ = 293223240. Its totient is φ = 39096416.

The previous prime is 117289241. The next prime is 117289301. The reversal of 117289272 is 272982711.

It is a self number, because there is not a number n which added to its sum of digits gives 117289272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2443503 + ... + 2443550.

Almost surely, 2^117289272 is an apocalyptic number.

117289272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117289272 is an abundant number, since it is smaller than the sum of its proper divisors (175933968).

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

117289272 is a wasteful number, since it uses less digits than its factorization.

117289272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887062 (or 4887058 counting only the distinct ones).

The product of its digits is 28224, while the sum is 39.

The square root of 117289272 is about 10830.0171745016. The cubic root of 117289272 is about 489.5000759915.

The spelling of 117289272 in words is "one hundred seventeen million, two hundred eighty-nine thousand, two hundred seventy-two".