9778104 has 128 divisors (see below), whose sum is σ = 32256000. Its totient is φ = 2685312.

The previous prime is 9778091. The next prime is 9778121. The reversal of 9778104 is 4018779.

9778104 is digitally balanced in base 2, base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9778104² = 191222635669632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

9778104 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43737 + ... + 43959.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

Almost surely, 2^9778104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9778104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16128000).

9778104 is an abundant number, since it is smaller than the sum of its proper divisors (22477896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9778104 is a wasteful number, since it uses less digits than its factorization.

9778104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 9778104 is about 3126.9960025558. The cubic root of 9778104 is about 213.8380000846.

The spelling of 9778104 in words is "nine million, seven hundred seventy-eight thousand, one hundred four".