728930803 has 2 divisors, whose sum is σ = 728930804. Its totient is φ = 728930802.

The previous prime is 728930771. The next prime is 728930893. The reversal of 728930803 is 308039827.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 728930803 - 2⁵ = 728930771 is a prime.

It is not a weakly prime, because it can be changed into another prime (728930893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364465401 + 364465402.

It is an arithmetic number, because the mean of its divisors is an integer number (364465402).

Almost surely, 2^728930803 is an apocalyptic number.

728930803 is a deficient number, since it is larger than the sum of its proper divisors (1).

728930803 is an equidigital number, since it uses as much as digits as its factorization.

728930803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 728930803 is about 26998.7185436643. The cubic root of 728930803 is about 899.9715229673.

The spelling of 728930803 in words is "seven hundred twenty-eight million, nine hundred thirty thousand, eight hundred three".