117684625 has 16 divisors (see below), whose sum is σ = 155512656. Its totient is φ = 88608000.

The previous prime is 117684601. The next prime is 117684643. The reversal of 117684625 is 526486711.

It can be written as a sum of positive squares in 8 ways, for example, as 3429904 + 114254721 = 1852^2 + 10689^2 .

It is not a de Polignac number, because 117684625 - 2⁹ = 117684113 is a prime.

It is a super-2 number, since 2×117684625² = 27699341922781250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25566 + ... + 29815.

It is an arithmetic number, because the mean of its divisors is an integer number (9719541).

Almost surely, 2^117684625 is an apocalyptic number.

It is an amenable number.

117684625 is a deficient number, since it is larger than the sum of its proper divisors (37828031).

117684625 is an equidigital number, since it uses as much as digits as its factorization.

117684625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55413 (or 55403 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 117684625 is about 10848.2544678856. The cubic root of 117684625 is about 490.0494535676.

The spelling of 117684625 in words is "one hundred seventeen million, six hundred eighty-four thousand, six hundred twenty-five".