9798774 has 8 divisors (see below), whose sum is σ = 19597560. Its totient is φ = 3266256.

The previous prime is 9798769. The next prime is 9798793. The reversal of 9798774 is 4778979.

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

9798774 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 816559 + ... + 816570.

It is an arithmetic number, because the mean of its divisors is an integer number (2449695).

Almost surely, 2^9798774 is an apocalyptic number.

9798774 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.

9798774 is a wasteful number, since it uses less digits than its factorization.

9798774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633134.

The product of its digits is 889056, while the sum is 51.

The square root of 9798774 is about 3130.2993467079. The cubic root of 9798774 is about 213.9885718997.

The spelling of 9798774 in words is "nine million, seven hundred ninety-eight thousand, seven hundred seventy-four".