86516474 has 16 divisors (see below), whose sum is σ = 146140416. Its totient is φ = 38056800.

The previous prime is 86516467. The next prime is 86516489. The reversal of 86516474 is 47461568.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62747 + ... + 64110.

It is an arithmetic number, because the mean of its divisors is an integer number (9133776).

Almost surely, 2^86516474 is an apocalyptic number.

86516474 is a deficient number, since it is larger than the sum of its proper divisors (59623942).

86516474 is a wasteful number, since it uses less digits than its factorization.

86516474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126901.

The product of its digits is 161280, while the sum is 41.

The square root of 86516474 is about 9301.4232244318. The cubic root of 86516474 is about 442.2823452126.

The spelling of 86516474 in words is "eighty-six million, five hundred sixteen thousand, four hundred seventy-four".