113988240 has 120 divisors (see below), whose sum is σ = 395236608. Its totient is φ = 29410560.

The previous prime is 113988233. The next prime is 113988269. The reversal of 113988240 is 42889311.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 113988195 and 113988204.

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, 19767 + ... + 24873.

Almost surely, 2^113988240 is an apocalyptic number.

113988240 is a gapful number since it is divisible by the number (10) 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 113988240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197618304).

113988240 is an abundant number, since it is smaller than the sum of its proper divisors (281248368).

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

113988240 is a wasteful number, since it uses less digits than its factorization.

113988240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5157 (or 5148 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 113988240 is about 10676.5275253708. The cubic root of 113988240 is about 484.8640849179.

The spelling of 113988240 in words is "one hundred thirteen million, nine hundred eighty-eight thousand, two hundred forty".