86617238 has 8 divisors (see below), whose sum is σ = 136764120. Its totient is φ = 41029200.

The previous prime is 86617213. The next prime is 86617243. The reversal of 86617238 is 83271668.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 86617195 and 86617204.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 1139663 + ... + 1139738.

It is an arithmetic number, because the mean of its divisors is an integer number (17095515).

Almost surely, 2^86617238 is an apocalyptic number.

86617238 is a deficient number, since it is larger than the sum of its proper divisors (50146882).

86617238 is a wasteful number, since it uses less digits than its factorization.

86617238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279422.

The product of its digits is 96768, while the sum is 41.

The square root of 86617238 is about 9306.8382386286. The cubic root of 86617238 is about 442.4539843837.

The spelling of 86617238 in words is "eighty-six million, six hundred seventeen thousand, two hundred thirty-eight".