86465545 has 8 divisors (see below), whose sum is σ = 103809096. Its totient is φ = 69138816.

The previous prime is 86465543. The next prime is 86465549. The reversal of 86465545 is 54556468.

It can be written as a sum of positive squares in 4 ways, for example, as 10653696 + 75811849 = 3264^2 + 8707^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 86465545 - 2¹ = 86465543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86465543) 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, 15559 + ... + 20371.

It is an arithmetic number, because the mean of its divisors is an integer number (12976137).

Almost surely, 2^86465545 is an apocalyptic number.

It is an amenable number.

86465545 is a deficient number, since it is larger than the sum of its proper divisors (17343551).

86465545 is a wasteful number, since it uses less digits than its factorization.

86465545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8411.

The product of its digits is 576000, while the sum is 43.

The square root of 86465545 is about 9298.6851221019. The cubic root of 86465545 is about 442.1955431743.

The spelling of 86465545 in words is "eighty-six million, four hundred sixty-five thousand, five hundred forty-five".