9777152 has 104 divisors (see below), whose sum is σ = 25162752. Its totient is φ = 3686400.

The previous prime is 9777113. The next prime is 9777161. The reversal of 9777152 is 2517779.

It is a super-2 number, since 2×9777152² = 191185402462208, which contains 22 as substring.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315377 + ... + 315407.

Almost surely, 2^9777152 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 9777152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12581376).

9777152 is an abundant number, since it is smaller than the sum of its proper divisors (15385600).

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

9777152 is a wasteful number, since it uses less digits than its factorization.

9777152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 51 counting only the distinct ones).

The product of its digits is 30870, while the sum is 38.

The square root of 9777152 is about 3126.8437760784. The cubic root of 9777152 is about 213.8310600758.

The spelling of 9777152 in words is "nine million, seven hundred seventy-seven thousand, one hundred fifty-two".