972847 has 2 divisors, whose sum is σ = 972848. Its totient is φ = 972846.

The previous prime is 972833. The next prime is 972869. The reversal of 972847 is 748279.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 972847 - 2¹¹ = 970799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486423 + 486424.

It is an arithmetic number, because the mean of its divisors is an integer number (486424).

2⁹⁷²⁸⁴⁷ is an apocalyptic number.

972847 is a deficient number, since it is larger than the sum of its proper divisors (1).

972847 is an equidigital number, since it uses as much as digits as its factorization.

972847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 37.

The square root of 972847 is about 986.3300664585. The cubic root of 972847 is about 99.0865820802.

The spelling of 972847 in words is "nine hundred seventy-two thousand, eight hundred forty-seven".