86944258 has 4 divisors (see below), whose sum is σ = 130416390. Its totient is φ = 43472128.

The previous prime is 86944213. The next prime is 86944259. The reversal of 86944258 is 85244968.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 76685049 + 10259209 = 8757^2 + 3203^2 .

It is not an unprimeable number, because it can be changed into a prime (86944259) by changing a digit.

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 as a sum of consecutive naturals, namely, 21736063 + ... + 21736066.

Almost surely, 2^86944258 is an apocalyptic number.

86944258 is a deficient number, since it is larger than the sum of its proper divisors (43472132).

86944258 is a wasteful number, since it uses less digits than its factorization.

86944258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43472131.

The product of its digits is 552960, while the sum is 46.

The square root of 86944258 is about 9324.3904894636. The cubic root of 86944258 is about 443.0101076765.

The spelling of 86944258 in words is "eighty-six million, nine hundred forty-four thousand, two hundred fifty-eight".