117869472 has 96 divisors (see below), whose sum is σ = 392918400. Its totient is φ = 33675264.

The previous prime is 117869461. The next prime is 117869473. The reversal of 117869472 is 274968711.

It is a happy number.

117869472 is a `hidden beast` number, since 1 + 178 + 6 + 9 + 472 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (117869473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3697 + ... + 15792.

It is an arithmetic number, because the mean of its divisors is an integer number (4092900).

Almost surely, 2^117869472 is an apocalyptic number.

117869472 is a gapful number since it is divisible by the number (12) 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 117869472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196459200).

117869472 is an abundant number, since it is smaller than the sum of its proper divisors (275048928).

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

117869472 is a wasteful number, since it uses less digits than its factorization.

117869472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19515 (or 19501 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 117869472 is about 10856.7707906173. The cubic root of 117869472 is about 490.3058925768.

It can be divided in two parts, 117869 and 472, that added together give a triangular number (118341 = T₄₈₆).

The spelling of 117869472 in words is "one hundred seventeen million, eight hundred sixty-nine thousand, four hundred seventy-two".