742112173 has 8 divisors (see below), whose sum is σ = 810246240. Its totient is φ = 674089680.

The previous prime is 742112143. The next prime is 742112179. The reversal of 742112173 is 371211247.

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

It is not a de Polignac number, because 742112173 - 2¹³ = 742103981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742112179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13663 + ... + 40876.

It is an arithmetic number, because the mean of its divisors is an integer number (101280780).

Almost surely, 2^742112173 is an apocalyptic number.

It is an amenable number.

742112173 is a deficient number, since it is larger than the sum of its proper divisors (68134067).

742112173 is a wasteful number, since it uses less digits than its factorization.

742112173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55787.

The product of its digits is 2352, while the sum is 28.

The square root of 742112173 is about 27241.7358661301. The cubic root of 742112173 is about 905.3639239240.

The spelling of 742112173 in words is "seven hundred forty-two million, one hundred twelve thousand, one hundred seventy-three".