9801028 has 12 divisors (see below), whose sum is σ = 17408272. Its totient is φ = 4827240.

The previous prime is 9801019. The next prime is 9801031. The reversal of 9801028 is 8201089.

It is a junction number, because it is equal to n+sod(n) for n = 9800987 and 9801005.

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, 18018 + ... + 18553.

Almost surely, 2^9801028 is an apocalyptic number.

It is an amenable number.

9801028 is a deficient number, since it is larger than the sum of its proper divisors (7607244).

9801028 is a wasteful number, since it uses less digits than its factorization.

9801028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36642 (or 36640 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 9801028 is about 3130.6593554713. The cubic root of 9801028 is about 214.0049784849.

The spelling of 9801028 in words is "nine million, eight hundred one thousand, twenty-eight".