972277 has 2 divisors, whose sum is σ = 972278. Its totient is φ = 972276.

The previous prime is 972271. The next prime is 972313. The reversal of 972277 is 772279.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 972196 + 81 = 986^2 + 9^2 .

It is an emirp because it is prime and its reverse (772279) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-972277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486138 + 486139.

It is an arithmetic number, because the mean of its divisors is an integer number (486139).

2⁹⁷²²⁷⁷ is an apocalyptic number.

It is an amenable number.

972277 is a deficient number, since it is larger than the sum of its proper divisors (1).

972277 is an equidigital number, since it uses as much as digits as its factorization.

972277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12348, while the sum is 34.

The square root of 972277 is about 986.0410741952. The cubic root of 972277 is about 99.0672263864.

The spelling of 972277 in words is "nine hundred seventy-two thousand, two hundred seventy-seven".