117687342 has 16 divisors (see below), whose sum is σ = 240383232. Its totient is φ = 38394360.

The previous prime is 117687341. The next prime is 117687391. The reversal of 117687342 is 243786711.

It is a self number, because there is not a number n which added to its sum of digits gives 117687342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117687341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208384 + ... + 208947.

It is an arithmetic number, because the mean of its divisors is an integer number (15023952).

Almost surely, 2^117687342 is an apocalyptic number.

117687342 is an abundant number, since it is smaller than the sum of its proper divisors (122695890).

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

117687342 is a wasteful number, since it uses less digits than its factorization.

117687342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417383.

The product of its digits is 56448, while the sum is 39.

The square root of 117687342 is about 10848.3796946825. The cubic root of 117687342 is about 490.0532248168.

It can be divided in two parts, 11768 and 7342, that added together give a triangular number (19110 = T₁₉₅).

The spelling of 117687342 in words is "one hundred seventeen million, six hundred eighty-seven thousand, three hundred forty-two".