728102 has 8 divisors (see below), whose sum is σ = 1107336. Its totient is φ = 358992.

The previous prime is 728087. The next prime is 728113. The reversal of 728102 is 201827.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 728102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2348 + ... + 2639.

It is an arithmetic number, because the mean of its divisors is an integer number (138417).

2⁷²⁸¹⁰² is an apocalyptic number.

728102 is a deficient number, since it is larger than the sum of its proper divisors (379234).

728102 is a wasteful number, since it uses less digits than its factorization.

728102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5062.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 728102 is about 853.2889311365. The cubic root of 728102 is about 89.9630300832.

Adding to 728102 its reverse (201827), we get a palindrome (929929).

The spelling of 728102 in words is "seven hundred twenty-eight thousand, one hundred two".