728596833 has 4 divisors (see below), whose sum is σ = 971462448. Its totient is φ = 485731220.

The previous prime is 728596823. The next prime is 728596861. The reversal of 728596833 is 338695827.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 728596833 - 2⁶ = 728596769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (728596823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121432803 + ... + 121432808.

It is an arithmetic number, because the mean of its divisors is an integer number (242865612).

Almost surely, 2^728596833 is an apocalyptic number.

It is an amenable number.

728596833 is a deficient number, since it is larger than the sum of its proper divisors (242865615).

728596833 is a wasteful number, since it uses less digits than its factorization.

728596833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242865614.

The product of its digits is 2177280, while the sum is 51.

The square root of 728596833 is about 26992.5329118999. The cubic root of 728596833 is about 899.8340570595.

The spelling of 728596833 in words is "seven hundred twenty-eight million, five hundred ninety-six thousand, eight hundred thirty-three".