9851442 has 8 divisors (see below), whose sum is σ = 19702896. Its totient is φ = 3283812.

The previous prime is 9851441. The next prime is 9851447. The reversal of 9851442 is 2441589.

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

9851442 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (9851441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820948 + ... + 820959.

It is an arithmetic number, because the mean of its divisors is an integer number (2462862).

Almost surely, 2^9851442 is an apocalyptic number.

9851442 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.

9851442 is a wasteful number, since it uses less digits than its factorization.

9851442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641912.

The product of its digits is 11520, while the sum is 33.

The square root of 9851442 is about 3138.7006865899. The cubic root of 9851442 is about 214.3712802410.

The spelling of 9851442 in words is "nine million, eight hundred fifty-one thousand, four hundred forty-two".