972319 has 2 divisors, whose sum is σ = 972320. Its totient is φ = 972318.

The previous prime is 972313. The next prime is 972329. The reversal of 972319 is 913279.

It is a weak prime.

It is an emirp because it is prime and its reverse (913279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 972319 - 2¹⁵ = 939551 is a prime.

It is a super-2 number, since 2×972319² = 1890808475522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972313) by changing a digit.

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 as a sum of consecutive naturals, namely, 486159 + 486160.

It is an arithmetic number, because the mean of its divisors is an integer number (486160).

2⁹⁷²³¹⁹ is an apocalyptic number.

972319 is a deficient number, since it is larger than the sum of its proper divisors (1).

972319 is an equidigital number, since it uses as much as digits as its factorization.

972319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402, while the sum is 31.

The square root of 972319 is about 986.0623712524. The cubic root of 972319 is about 99.0686528535.

The spelling of 972319 in words is "nine hundred seventy-two thousand, three hundred nineteen".