86417619 has 8 divisors (see below), whose sum is σ = 116802192. Its totient is φ = 56822400.

The previous prime is 86417609. The next prime is 86417621. The reversal of 86417619 is 91671468.

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

It is not a de Polignac number, because 86417619 - 2¹⁶ = 86352083 is a prime.

It is a super-2 number, since 2×86417619² = 14936009747258322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86417609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197082 + ... + 197519.

It is an arithmetic number, because the mean of its divisors is an integer number (14600274).

Almost surely, 2^86417619 is an apocalyptic number.

86417619 is a deficient number, since it is larger than the sum of its proper divisors (30384573).

86417619 is a wasteful number, since it uses less digits than its factorization.

86417619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394677.

The product of its digits is 72576, while the sum is 42.

The square root of 86417619 is about 9296.1077338852. The cubic root of 86417619 is about 442.1138282347.

The spelling of 86417619 in words is "eighty-six million, four hundred seventeen thousand, six hundred nineteen".