9856402 has 8 divisors (see below), whose sum is σ = 15562800. Its totient is φ = 4668804.

The previous prime is 9856391. The next prime is 9856403. The reversal of 9856402 is 2046589.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (9856403) 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 in 3 ways as a sum of consecutive naturals, for example, 129652 + ... + 129727.

It is an arithmetic number, because the mean of its divisors is an integer number (1945350).

Almost surely, 2^9856402 is an apocalyptic number.

9856402 is a deficient number, since it is larger than the sum of its proper divisors (5706398).

9856402 is a wasteful number, since it uses less digits than its factorization.

9856402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259400.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 9856402 is about 3139.4907230314. The cubic root of 9856402 is about 214.4072513930.

The spelling of 9856402 in words is "nine million, eight hundred fifty-six thousand, four hundred two".