828077583 has 4 divisors (see below), whose sum is σ = 1104103448. Its totient is φ = 552051720.

The previous prime is 828077561. The next prime is 828077603. The reversal of 828077583 is 385770828.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 828077583 - 2⁶ = 828077519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828077543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138012928 + ... + 138012933.

It is an arithmetic number, because the mean of its divisors is an integer number (276025862).

Almost surely, 2^828077583 is an apocalyptic number.

828077583 is a deficient number, since it is larger than the sum of its proper divisors (276025865).

828077583 is a wasteful number, since it uses less digits than its factorization.

828077583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276025864.

The product of its (nonzero) digits is 752640, while the sum is 48.

The square root of 828077583 is about 28776.3372061143. The cubic root of 828077583 is about 939.0535150130.

The spelling of 828077583 in words is "eight hundred twenty-eight million, seventy-seven thousand, five hundred eighty-three".