86929936 has 20 divisors (see below), whose sum is σ = 174235500. Its totient is φ = 41965952.

The previous prime is 86929901. The next prime is 86929957. The reversal of 86929936 is 63992968.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 61528336 + 25401600 = 7844^2 + 5040^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93211 + ... + 94138.

It is an arithmetic number, because the mean of its divisors is an integer number (8711775).

Almost surely, 2^86929936 is an apocalyptic number.

It is an amenable number.

86929936 is an abundant number, since it is smaller than the sum of its proper divisors (87305564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86929936 is a wasteful number, since it uses less digits than its factorization.

86929936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187386 (or 187380 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 52.

The square root of 86929936 is about 9323.6224719794. The cubic root of 86929936 is about 442.9857812122.

The spelling of 86929936 in words is "eighty-six million, nine hundred twenty-nine thousand, nine hundred thirty-six".