83668527 has 12 divisors (see below), whose sum is σ = 120996720. Its totient is φ = 55713408.

The previous prime is 83668513. The next prime is 83668537. The reversal of 83668527 is 72586638.

It is not a de Polignac number, because 83668527 - 2⁴ = 83668511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83668537) 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 11 ways as a sum of consecutive naturals, for example, 3358 + ... + 13364.

It is an arithmetic number, because the mean of its divisors is an integer number (10083060).

Almost surely, 2^83668527 is an apocalyptic number.

83668527 is a deficient number, since it is larger than the sum of its proper divisors (37328193).

83668527 is a wasteful number, since it uses less digits than its factorization.

83668527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10942 (or 10939 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 83668527 is about 9147.0501802494. The cubic root of 83668527 is about 437.3750861887.

The spelling of 83668527 in words is "eighty-three million, six hundred sixty-eight thousand, five hundred twenty-seven".