9801814 has 8 divisors (see below), whose sum is σ = 16039368. Its totient is φ = 4455360.

The previous prime is 9801811. The next prime is 9801817. The reversal of 9801814 is 4181089.

It is an interprime number because it is at equal distance from previous prime (9801811) and next prime (9801817).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9801811) 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, 222747 + ... + 222790.

It is an arithmetic number, because the mean of its divisors is an integer number (2004921).

Almost surely, 2^9801814 is an apocalyptic number.

9801814 is a deficient number, since it is larger than the sum of its proper divisors (6237554).

9801814 is a wasteful number, since it uses less digits than its factorization.

9801814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445550.

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 9801814 is about 3130.7848856157. The cubic root of 9801814 is about 214.0106990895.

The spelling of 9801814 in words is "nine million, eight hundred one thousand, eight hundred fourteen".