9812772 has 48 divisors (see below), whose sum is σ = 26044480. Its totient is φ = 3193344.

The previous prime is 9812749. The next prime is 9812783. The reversal of 9812772 is 2772189.

9812772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3588 + ... + 5700.

Almost surely, 2^9812772 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 9812772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13022240).

9812772 is an abundant number, since it is smaller than the sum of its proper divisors (16231708).

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

9812772 is a wasteful number, since it uses less digits than its factorization.

9812772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2169 (or 2161 counting only the distinct ones).

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

The square root of 9812772 is about 3132.5344371611. The cubic root of 9812772 is about 214.0904209269.

The spelling of 9812772 in words is "nine million, eight hundred twelve thousand, seven hundred seventy-two".