828764423 has 2 divisors, whose sum is σ = 828764424. Its totient is φ = 828764422.

The previous prime is 828764393. The next prime is 828764437. The reversal of 828764423 is 324467828.

It is a happy number.

828764423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 828764423 - 2¹⁰ = 828763399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (828769423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414382211 + 414382212.

It is an arithmetic number, because the mean of its divisors is an integer number (414382212).

Almost surely, 2^828764423 is an apocalyptic number.

828764423 is a deficient number, since it is larger than the sum of its proper divisors (1).

828764423 is an equidigital number, since it uses as much as digits as its factorization.

828764423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 516096, while the sum is 44.

The square root of 828764423 is about 28788.2688434022. The cubic root of 828764423 is about 939.3130725262.

The spelling of 828764423 in words is "eight hundred twenty-eight million, seven hundred sixty-four thousand, four hundred twenty-three".