9778373 has 12 divisors (see below), whose sum is σ = 10827264. Its totient is φ = 8824200.

The previous prime is 9778337. The next prime is 9778387. The reversal of 9778373 is 3738779.

It is a happy number.

9778373 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9778373 - 2⁶ = 9778309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9778073) 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 11 ways as a sum of consecutive naturals, for example, 25340 + ... + 25722.

It is an arithmetic number, because the mean of its divisors is an integer number (902272).

Almost surely, 2^9778373 is an apocalyptic number.

It is an amenable number.

9778373 is a deficient number, since it is larger than the sum of its proper divisors (1048891).

9778373 is a wasteful number, since it uses less digits than its factorization.

9778373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616 (or 605 counting only the distinct ones).

The product of its digits is 222264, while the sum is 44.

The square root of 9778373 is about 3127.0390147870. The cubic root of 9778373 is about 213.8399609928.

The spelling of 9778373 in words is "nine million, seven hundred seventy-eight thousand, three hundred seventy-three".