86285406 has 16 divisors (see below), whose sum is σ = 177235344. Its totient is φ = 27984384.

The previous prime is 86285401. The next prime is 86285413. The reversal of 86285406 is 60458268.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86285401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194115 + ... + 194558.

It is an arithmetic number, because the mean of its divisors is an integer number (11077209).

Almost surely, 2^86285406 is an apocalyptic number.

86285406 is an abundant number, since it is smaller than the sum of its proper divisors (90949938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86285406 is a wasteful number, since it uses less digits than its factorization.

86285406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388715.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 86285406 is about 9288.9938098806. The cubic root of 86285406 is about 441.8882452598. Note that the first 3 decimals are identical.

It can be divided in two parts, 862 and 85406, that added together give a palindrome (86268).

The spelling of 86285406 in words is "eighty-six million, two hundred eighty-five thousand, four hundred six".