117799242 has 32 divisors (see below), whose sum is σ = 257446080. Its totient is φ = 35637120.

The previous prime is 117799237. The next prime is 117799271. The reversal of 117799242 is 242997711.

Added to its reverse (242997711) it gives a triangular number (360796953 = T₂₆₈₆₂).

It is a super-2 number, since 2×117799242² = 27753322831549128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117799194 and 117799203.

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, 53638 + ... + 55790.

It is an arithmetic number, because the mean of its divisors is an integer number (8045190).

Almost surely, 2^117799242 is an apocalyptic number.

117799242 is an abundant number, since it is smaller than the sum of its proper divisors (139646838).

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

117799242 is a wasteful number, since it uses less digits than its factorization.

117799242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998.

The product of its digits is 63504, while the sum is 42.

The square root of 117799242 is about 10853.5359215327. The cubic root of 117799242 is about 490.2084938089.

Adding to 117799242 its reverse (242997711), we get a triangular number (360796953 = T₂₆₈₆₂).

The spelling of 117799242 in words is "one hundred seventeen million, seven hundred ninety-nine thousand, two hundred forty-two".