173949874 has 16 divisors (see below), whose sum is σ = 311165568. Its totient is φ = 71308512.

The previous prime is 173949871. The next prime is 173949887. The reversal of 173949874 is 478949371.

173949874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (173949871) 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, 269787 + ... + 270430.

It is an arithmetic number, because the mean of its divisors is an integer number (19447848).

Almost surely, 2^173949874 is an apocalyptic number.

173949874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

173949874 is a deficient number, since it is larger than the sum of its proper divisors (137215694).

173949874 is a wasteful number, since it uses less digits than its factorization.

173949874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540249.

The product of its digits is 1524096, while the sum is 52.

The square root of 173949874 is about 13189.0058002868. The cubic root of 173949874 is about 558.2234024505.

The spelling of 173949874 in words is "one hundred seventy-three million, nine hundred forty-nine thousand, eight hundred seventy-four".