86459090 has 16 divisors (see below), whose sum is σ = 155734488. Its totient is φ = 34559616.

The previous prime is 86459089. The next prime is 86459117. The reversal of 86459090 is 9095468.

It can be written as a sum of positive squares in 4 ways, for example, as 13476241 + 72982849 = 3671^2 + 8543^2 .

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, 22124 + ... + 25736.

Almost surely, 2^86459090 is an apocalyptic number.

86459090 is a deficient number, since it is larger than the sum of its proper divisors (69275398).

86459090 is a wasteful number, since it uses less digits than its factorization.

86459090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6013.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 86459090 is about 9298.3380235395. The cubic root of 86459090 is about 442.1845390097.

The spelling of 86459090 in words is "eighty-six million, four hundred fifty-nine thousand, ninety".