86990934 has 8 divisors (see below), whose sum is σ = 173981880. Its totient is φ = 28996976.

The previous prime is 86990933. The next prime is 86990947. The reversal of 86990934 is 43909968.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

86990934 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86990933) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 7249239 + ... + 7249250.

It is an arithmetic number, because the mean of its divisors is an integer number (21747735).

Almost surely, 2^86990934 is an apocalyptic number.

86990934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86990934 is a wasteful number, since it uses less digits than its factorization.

86990934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14498494.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 86990934 is about 9326.8930518153. The cubic root of 86990934 is about 443.0893701107.

The spelling of 86990934 in words is "eighty-six million, nine hundred ninety thousand, nine hundred thirty-four".