9115772 has 6 divisors (see below), whose sum is σ = 15952608. Its totient is φ = 4557884.

The previous prime is 9115753. The next prime is 9115789. The reversal of 9115772 is 2775119.

9115772 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1139468 + ... + 1139475.

It is an arithmetic number, because the mean of its divisors is an integer number (2658768).

Almost surely, 2^9115772 is an apocalyptic number.

It is an amenable number.

9115772 is a deficient number, since it is larger than the sum of its proper divisors (6836836).

9115772 is a wasteful number, since it uses less digits than its factorization.

9115772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278947 (or 2278945 counting only the distinct ones).

The product of its digits is 4410, while the sum is 32.

The square root of 9115772 is about 3019.2336776076. The cubic root of 9115772 is about 208.8964941566.

The spelling of 9115772 in words is "nine million, one hundred fifteen thousand, seven hundred seventy-two".