9797854 has 12 divisors (see below), whose sum is σ = 16154712. Its totient is φ = 4453460.

The previous prime is 9797849. The next prime is 9797861. The reversal of 9797854 is 4587979.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9797798 and 9797807.

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 5 ways as a sum of consecutive naturals, for example, 20002 + ... + 20485.

It is an arithmetic number, because the mean of its divisors is an integer number (1346226).

Almost surely, 2^9797854 is an apocalyptic number.

9797854 is a deficient number, since it is larger than the sum of its proper divisors (6356858).

9797854 is a wasteful number, since it uses less digits than its factorization.

9797854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40511 (or 40500 counting only the distinct ones).

The product of its digits is 635040, while the sum is 49.

The square root of 9797854 is about 3130.1523924563. The cubic root of 9797854 is about 213.9818746112.

It can be divided in two parts, 9797 and 854, that multiplied together give a palindrome (8366638).

The spelling of 9797854 in words is "nine million, seven hundred ninety-seven thousand, eight hundred fifty-four".