728184601 has 2 divisors, whose sum is σ = 728184602. Its totient is φ = 728184600.

The previous prime is 728184553. The next prime is 728184619. The reversal of 728184601 is 106481827.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 533610000 + 194574601 = 23100^2 + 13949^2 .

It is a cyclic number.

It is not a de Polignac number, because 728184601 - 2⁷ = 728184473 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (728184631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364092300 + 364092301.

It is an arithmetic number, because the mean of its divisors is an integer number (364092301).

Almost surely, 2^728184601 is an apocalyptic number.

It is an amenable number.

728184601 is a deficient number, since it is larger than the sum of its proper divisors (1).

728184601 is an equidigital number, since it uses as much as digits as its factorization.

728184601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 728184601 is about 26984.8957937584. The cubic root of 728184601 is about 899.6643196701.

The spelling of 728184601 in words is "seven hundred twenty-eight million, one hundred eighty-four thousand, six hundred one".