113440242 has 8 divisors (see below), whose sum is σ = 226880496. Its totient is φ = 37813412.

The previous prime is 113440231. The next prime is 113440273. The reversal of 113440242 is 242044311.

It is a sphenic number, since it is the product of 3 distinct primes.

113440242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9453348 + ... + 9453359.

It is an arithmetic number, because the mean of its divisors is an integer number (28360062).

Almost surely, 2^113440242 is an apocalyptic number.

113440242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

113440242 is a wasteful number, since it uses less digits than its factorization.

113440242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18906712.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 113440242 is about 10650.8329251754. The cubic root of 113440242 is about 484.0858424113.

Adding to 113440242 its reverse (242044311), we get a palindrome (355484553).

The spelling of 113440242 in words is "one hundred thirteen million, four hundred forty thousand, two hundred forty-two".