82789528 has 8 divisors (see below), whose sum is σ = 155230380. Its totient is φ = 41394760.

The previous prime is 82789481. The next prime is 82789543. The reversal of 82789528 is 82598728.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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, 5174338 + ... + 5174353.

Almost surely, 2^82789528 is an apocalyptic number.

It is an amenable number.

82789528 is a deficient number, since it is larger than the sum of its proper divisors (72440852).

82789528 is a wasteful number, since it uses less digits than its factorization.

82789528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10348697 (or 10348693 counting only the distinct ones).

The product of its digits is 645120, while the sum is 49.

The square root of 82789528 is about 9098.8750953071. The cubic root of 82789528 is about 435.8380426998.

The spelling of 82789528 in words is "eighty-two million, seven hundred eighty-nine thousand, five hundred twenty-eight".