173739742 has 8 divisors (see below), whose sum is σ = 284301432. Its totient is φ = 78972600.

The previous prime is 173739697. The next prime is 173739749. The reversal of 173739742 is 247937371.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173739749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3948609 + ... + 3948652.

It is an arithmetic number, because the mean of its divisors is an integer number (35537679).

Almost surely, 2^173739742 is an apocalyptic number.

173739742 is a deficient number, since it is larger than the sum of its proper divisors (110561690).

173739742 is a wasteful number, since it uses less digits than its factorization.

173739742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7897274.

The product of its digits is 222264, while the sum is 43.

The square root of 173739742 is about 13181.0372126020. The cubic root of 173739742 is about 557.9985333312.

The spelling of 173739742 in words is "one hundred seventy-three million, seven hundred thirty-nine thousand, seven hundred forty-two".