86983929 has 16 divisors (see below), whose sum is σ = 132349440. Its totient is φ = 56421360.

The previous prime is 86983921. The next prime is 86983943. The reversal of 86983929 is 92938968.

It is not a de Polignac number, because 86983929 - 2³ = 86983921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86983921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42537 + ... + 44534.

It is an arithmetic number, because the mean of its divisors is an integer number (8271840).

Almost surely, 2^86983929 is an apocalyptic number.

It is an amenable number.

86983929 is a deficient number, since it is larger than the sum of its proper divisors (45365511).

86983929 is a wasteful number, since it uses less digits than its factorization.

86983929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87117 (or 87111 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 86983929 is about 9326.5175172730. The cubic root of 86983929 is about 443.0774764408.

The spelling of 86983929 in words is "eighty-six million, nine hundred eighty-three thousand, nine hundred twenty-nine".