9772071 has 8 divisors (see below), whose sum is σ = 13164144. Its totient is φ = 6447360.

The previous prime is 9772067. The next prime is 9772097. The reversal of 9772071 is 1702779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9772071 - 2² = 9772067 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9772271) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 16500 + ... + 17081.

It is an arithmetic number, because the mean of its divisors is an integer number (1645518).

Almost surely, 2^9772071 is an apocalyptic number.

9772071 is a deficient number, since it is larger than the sum of its proper divisors (3392073).

9772071 is a wasteful number, since it uses less digits than its factorization.

9772071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33681.

The product of its (nonzero) digits is 6174, while the sum is 33.

The square root of 9772071 is about 3126.0311898636. The cubic root of 9772071 is about 213.7940123453.

The spelling of 9772071 in words is "nine million, seven hundred seventy-two thousand, seventy-one".