118648 has 8 divisors (see below), whose sum is σ = 222480. Its totient is φ = 59320.

The previous prime is 118633. The next prime is 118661. The reversal of 118648 is 846811.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

118648 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7408 + ... + 7423.

It is an arithmetic number, because the mean of its divisors is an integer number (27810).

2¹¹⁸⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

118648 is a deficient number, since it is larger than the sum of its proper divisors (103832).

118648 is a wasteful number, since it uses less digits than its factorization.

118648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14837 (or 14833 counting only the distinct ones).

The product of its digits is 1536, while the sum is 28.

The square root of 118648 is about 344.4531898531. The cubic root of 118648 is about 49.1383014912.

The spelling of 118648 in words is "one hundred eighteen thousand, six hundred forty-eight".