728948174 has 16 divisors (see below), whose sum is σ = 1130144928. Its totient is φ = 352359072.

The previous prime is 728948161. The next prime is 728948179. The reversal of 728948174 is 471849827.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (728948179) 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, 19754 + ... + 42989.

It is an arithmetic number, because the mean of its divisors is an integer number (70634058).

Almost surely, 2^728948174 is an apocalyptic number.

728948174 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

728948174 is a deficient number, since it is larger than the sum of its proper divisors (401196754).

728948174 is a wasteful number, since it uses less digits than its factorization.

728948174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62939.

The product of its digits is 903168, while the sum is 50.

The square root of 728948174 is about 26999.0402422012. The cubic root of 728948174 is about 899.9786719226.

The spelling of 728948174 in words is "seven hundred twenty-eight million, nine hundred forty-eight thousand, one hundred seventy-four".