118434648 has 64 divisors (see below), whose sum is σ = 319476960. Its totient is φ = 36448256.

The previous prime is 118434607. The next prime is 118434649. The reversal of 118434648 is 846434811.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118434649) 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, 18886 + ... + 24362.

Almost surely, 2^118434648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118434648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159738480).

118434648 is an abundant number, since it is smaller than the sum of its proper divisors (201042312).

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

118434648 is a wasteful number, since it uses less digits than its factorization.

118434648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556 (or 5552 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 118434648 is about 10882.7683977929. The cubic root of 118434648 is about 491.0883043643.

The spelling of 118434648 in words is "one hundred eighteen million, four hundred thirty-four thousand, six hundred forty-eight".