128802 has 8 divisors (see below), whose sum is σ = 257616. Its totient is φ = 42932.

The previous prime is 128767. The next prime is 128813. The reversal of 128802 is 208821.

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

128802 is an admirable number.

It is a nialpdrome in base 11.

It is an unprimeable number.

128802 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10728 + ... + 10739.

It is an arithmetic number, because the mean of its divisors is an integer number (32202).

2¹²⁸⁸⁰² is an apocalyptic number.

128802 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

128802 is a wasteful number, since it uses less digits than its factorization.

128802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21472.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 128802 is about 358.8899552788. The cubic root of 128802 is about 50.5018788309.

The spelling of 128802 in words is "one hundred twenty-eight thousand, eight hundred two".