86617604 has 12 divisors (see below), whose sum is σ = 151961628. Its totient is φ = 43200000.

The previous prime is 86617603. The next prime is 86617607. The reversal of 86617604 is 40671668.

It can be written as a sum of positive squares in 2 ways, for example, as 59598400 + 27019204 = 7720^2 + 5198^2 .

It is not an unprimeable number, because it can be changed into a prime (86617603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25397 + ... + 28604.

It is an arithmetic number, because the mean of its divisors is an integer number (12663469).

Almost surely, 2^86617604 is an apocalyptic number.

It is an amenable number.

86617604 is a deficient number, since it is larger than the sum of its proper divisors (65344024).

86617604 is a wasteful number, since it uses less digits than its factorization.

86617604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54406 (or 54404 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 86617604 is about 9306.8579015691. The cubic root of 86617604 is about 442.4546075773.

The spelling of 86617604 in words is "eighty-six million, six hundred seventeen thousand, six hundred four".