9778752 has 56 divisors (see below), whose sum is σ = 28752800. Its totient is φ = 3259008.

The previous prime is 9778751. The next prime is 9778753. The reversal of 9778752 is 2578779.

It is an interprime number because it is at equal distance from previous prime (9778751) and next prime (9778753).

It is a junction number, because it is equal to n+sod(n) for n = 9778698 and 9778707.

It is not an unprimeable number, because it can be changed into a prime (9778751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102 + ... + 4557.

Almost surely, 2^9778752 is an apocalyptic number.

It is an amenable number.

9778752 is an abundant number, since it is smaller than the sum of its proper divisors (18974048).

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

9778752 is a wasteful number, since it uses less digits than its factorization.

9778752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680 (or 5664 counting only the distinct ones).

The product of its digits is 246960, while the sum is 45.

The square root of 9778752 is about 3127.0996146589. The cubic root of 9778752 is about 213.8427236985.

The spelling of 9778752 in words is "nine million, seven hundred seventy-eight thousand, seven hundred fifty-two".