117367840 has 48 divisors (see below), whose sum is σ = 277929792. Its totient is φ = 46837504.

The previous prime is 117367823. The next prime is 117367849. The reversal of 117367840 is 48763711.

It is a self number, because there is not a number n which added to its sum of digits gives 117367840.

It is not an unprimeable number, because it can be changed into a prime (117367849) 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, 131877 + ... + 132763.

It is an arithmetic number, because the mean of its divisors is an integer number (5790204).

Almost surely, 2^117367840 is an apocalyptic number.

117367840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117367840 is an abundant number, since it is smaller than the sum of its proper divisors (160561952).

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

117367840 is an equidigital number, since it uses as much as digits as its factorization.

117367840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729 (or 1721 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 117367840 is about 10833.6438929845. The cubic root of 117367840 is about 489.6093512817.

The spelling of 117367840 in words is "one hundred seventeen million, three hundred sixty-seven thousand, eight hundred forty".