118340684 has 72 divisors (see below), whose sum is σ = 265446720. Its totient is φ = 45645600.

The previous prime is 118340669. The next prime is 118340699. The reversal of 118340684 is 486043811.

118340684 = 1530² + 1531² + ... + 1578².

It is an interprime number because it is at equal distance from previous prime (118340669) and next prime (118340699).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 282227 + ... + 282645.

It is an arithmetic number, because the mean of its divisors is an integer number (3686760).

Almost surely, 2^118340684 is an apocalyptic number.

118340684 is a gapful number since it is divisible by the number (14) 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 118340684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132723360).

118340684 is an abundant number, since it is smaller than the sum of its proper divisors (147106036).

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

118340684 is a wasteful number, since it uses less digits than its factorization.

118340684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579 (or 570 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 118340684 is about 10878.4504411244. The cubic root of 118340684 is about 490.9583963488.

The spelling of 118340684 in words is "one hundred eighteen million, three hundred forty thousand, six hundred eighty-four".