728677300 has 54 divisors (see below), whose sum is σ = 1712258898. Its totient is φ = 269043840.

The previous prime is 728677291. The next prime is 728677343. The reversal of 728677300 is 3776827.

It can be written as a sum of positive squares in 9 ways, for example, as 488675236 + 240002064 = 22106^2 + 15492^2 .

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 4659 + ... + 38458.

Almost surely, 2^728677300 is an apocalyptic number.

It is an amenable number.

728677300 is an abundant number, since it is smaller than the sum of its proper divisors (983581598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

728677300 is a wasteful number, since it uses less digits than its factorization.

728677300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43157 (or 43137 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 728677300 is about 26994.0234126001. The cubic root of 728677300 is about 899.8671820464.

The spelling of 728677300 in words is "seven hundred twenty-eight million, six hundred seventy-seven thousand, three hundred".