9770972 has 12 divisors (see below), whose sum is σ = 17175480. Its totient is φ = 4863696.

The previous prime is 9770963. The next prime is 9771007. The reversal of 9770972 is 2790779.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4418 + ... + 6249.

It is an arithmetic number, because the mean of its divisors is an integer number (1431290).

Almost surely, 2^9770972 is an apocalyptic number.

It is an amenable number.

9770972 is a deficient number, since it is larger than the sum of its proper divisors (7404508).

9770972 is a wasteful number, since it uses less digits than its factorization.

9770972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10900 (or 10898 counting only the distinct ones).

The product of its (nonzero) digits is 55566, while the sum is 41.

The square root of 9770972 is about 3125.8554029257. The cubic root of 9770972 is about 213.7859973800.

The spelling of 9770972 in words is "nine million, seven hundred seventy thousand, nine hundred seventy-two".