742112243 has 8 divisors (see below), whose sum is σ = 749898240. Its totient is φ = 734361480.

The previous prime is 742112191. The next prime is 742112263. The reversal of 742112243 is 342211247.

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

It is a cyclic number.

It is not a de Polignac number, because 742112243 - 2⁶ = 742112179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742112263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34646 + ... + 51812.

It is an arithmetic number, because the mean of its divisors is an integer number (93737280).

Almost surely, 2^742112243 is an apocalyptic number.

742112243 is a deficient number, since it is larger than the sum of its proper divisors (7785997).

742112243 is a wasteful number, since it uses less digits than its factorization.

742112243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17617.

The product of its digits is 2688, while the sum is 26.

The square root of 742112243 is about 27241.7371509234. The cubic root of 742112243 is about 905.3639523902.

The spelling of 742112243 in words is "seven hundred forty-two million, one hundred twelve thousand, two hundred forty-three".