824972933 has 2 divisors, whose sum is σ = 824972934. Its totient is φ = 824972932.

The previous prime is 824972909. The next prime is 824972963. The reversal of 824972933 is 339279428.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 727812484 + 97160449 = 26978^2 + 9857^2 .

It is a cyclic number.

It is not a de Polignac number, because 824972933 - 2⁸ = 824972677 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (824972963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412486466 + 412486467.

It is an arithmetic number, because the mean of its divisors is an integer number (412486467).

Almost surely, 2^824972933 is an apocalyptic number.

It is an amenable number.

824972933 is a deficient number, since it is larger than the sum of its proper divisors (1).

824972933 is an equidigital number, since it uses as much as digits as its factorization.

824972933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The square root of 824972933 is about 28722.3420528341. The cubic root of 824972933 is about 937.8784706686.

The spelling of 824972933 in words is "eight hundred twenty-four million, nine hundred seventy-two thousand, nine hundred thirty-three".