117859536 has 100 divisors (see below), whose sum is σ = 343531584. Its totient is φ = 39009600.

The previous prime is 117859519. The next prime is 117859561. The reversal of 117859536 is 635958711.

It is a happy number.

It is a super-2 number, since 2×117859536² = 27781740452270592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117859491 and 117859500.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 273241 + ... + 273671.

Almost surely, 2^117859536 is an apocalyptic number.

117859536 is a gapful number since it is divisible by the number (16) 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 117859536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171765792).

117859536 is an abundant number, since it is smaller than the sum of its proper divisors (225672048).

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

117859536 is a wasteful number, since it uses less digits than its factorization.

117859536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 647 counting only the distinct ones).

The product of its digits is 226800, while the sum is 45.

The square root of 117859536 is about 10856.3131863446. The cubic root of 117859536 is about 490.2921151439.

It can be divided in two parts, 11785 and 9536, that added together give a triangular number (21321 = T₂₀₆).

The spelling of 117859536 in words is "one hundred seventeen million, eight hundred fifty-nine thousand, five hundred thirty-six".