9800902 has 4 divisors (see below), whose sum is σ = 14701356. Its totient is φ = 4900450.

The previous prime is 9800897. The next prime is 9800909. The reversal of 9800902 is 2090089.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9800909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2450224 + ... + 2450227.

It is an arithmetic number, because the mean of its divisors is an integer number (3675339).

Almost surely, 2^9800902 is an apocalyptic number.

9800902 is a deficient number, since it is larger than the sum of its proper divisors (4900454).

9800902 is a wasteful number, since it uses less digits than its factorization.

9800902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4900453.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 9800902 is about 3130.6392318503. The cubic root of 9800902 is about 214.0040614130.

The spelling of 9800902 in words is "nine million, eight hundred thousand, nine hundred two".