9772957 has 4 divisors (see below), whose sum is σ = 9788800. Its totient is φ = 9757116.

The previous prime is 9772901. The next prime is 9772969. The reversal of 9772957 is 7592779.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9772957 - 2¹¹ = 9770909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9772057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6957 + ... + 8242.

It is an arithmetic number, because the mean of its divisors is an integer number (2447200).

Almost surely, 2^9772957 is an apocalyptic number.

It is an amenable number.

9772957 is a deficient number, since it is larger than the sum of its proper divisors (15843).

9772957 is a wasteful number, since it uses less digits than its factorization.

9772957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15842.

The product of its digits is 277830, while the sum is 46.

The square root of 9772957 is about 3126.1728998889. The cubic root of 9772957 is about 213.8004734721.

The spelling of 9772957 in words is "nine million, seven hundred seventy-two thousand, nine hundred fifty-seven".