86908258 has 4 divisors (see below), whose sum is σ = 130362390. Its totient is φ = 43454128.

The previous prime is 86908243. The next prime is 86908271. The reversal of 86908258 is 85280968.

It is a happy number.

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., 77316849 + 9591409 = 8793^2 + 3097^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 21727063 + ... + 21727066.

Almost surely, 2^86908258 is an apocalyptic number.

86908258 is a deficient number, since it is larger than the sum of its proper divisors (43454132).

86908258 is a wasteful number, since it uses less digits than its factorization.

86908258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43454131.

The product of its (nonzero) digits is 276480, while the sum is 46.

The square root of 86908258 is about 9322.4598685111. The cubic root of 86908258 is about 442.9489552173.

The spelling of 86908258 in words is "eighty-six million, nine hundred eight thousand, two hundred fifty-eight".