117677940 has 48 divisors (see below), whose sum is σ = 340865280. Its totient is φ = 30298240.

The previous prime is 117677933. The next prime is 117677941. The reversal of 117677940 is 49776711.

It is a junction number, because it is equal to n+sod(n) for n = 117677892 and 117677901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117677941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32076 + ... + 35555.

It is an arithmetic number, because the mean of its divisors is an integer number (7101360).

Almost surely, 2^117677940 is an apocalyptic number.

117677940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117677940 is an abundant number, since it is smaller than the sum of its proper divisors (223187340).

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

117677940 is a wasteful number, since it uses less digits than its factorization.

117677940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67672 (or 67670 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 42.

The square root of 117677940 is about 10847.9463494249. The cubic root of 117677940 is about 490.0401744098.

The spelling of 117677940 in words is "one hundred seventeen million, six hundred seventy-seven thousand, nine hundred forty".