113644442 has 8 divisors (see below), whose sum is σ = 174431136. Its totient is φ = 55500732.

The previous prime is 113644441. The next prime is 113644451. The reversal of 113644442 is 244446311.

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

It is not an unprimeable number, because it can be changed into a prime (113644441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660638 + ... + 660809.

It is an arithmetic number, because the mean of its divisors is an integer number (21803892).

Almost surely, 2^113644442 is an apocalyptic number.

113644442 is a deficient number, since it is larger than the sum of its proper divisors (60786694).

113644442 is a wasteful number, since it uses less digits than its factorization.

113644442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321492.

The product of its digits is 9216, while the sum is 29.

The square root of 113644442 is about 10660.4147198878. The cubic root of 113644442 is about 484.3761305669.

The spelling of 113644442 in words is "one hundred thirteen million, six hundred forty-four thousand, four hundred forty-two".