118398336 has 128 divisors (see below), whose sum is σ = 380712960. Its totient is φ = 31825920.

The previous prime is 118398323. The next prime is 118398347. The reversal of 118398336 is 633893811.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44401 + ... + 46991.

It is an arithmetic number, because the mean of its divisors is an integer number (2974320).

Almost surely, 2^118398336 is an apocalyptic number.

118398336 is a gapful number since it is divisible by the number (16) 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 118398336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190356480).

118398336 is an abundant number, since it is smaller than the sum of its proper divisors (262314624).

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

118398336 is a wasteful number, since it uses less digits than its factorization.

118398336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2632 (or 2620 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 118398336 is about 10881.0999443990. The cubic root of 118398336 is about 491.0381100966.

The spelling of 118398336 in words is "one hundred eighteen million, three hundred ninety-eight thousand, three hundred thirty-six".