86273665 has 16 divisors (see below), whose sum is σ = 105883200. Its totient is φ = 67459392.

The previous prime is 86273659. The next prime is 86273669. The reversal of 86273665 is 56637268.

It is a cyclic number.

It is not a de Polignac number, because 86273665 - 2¹⁵ = 86240897 is a prime.

Its product of digits (362880) is a multiple of the sum of its prime divisors (1296).

It is not an unprimeable number, because it can be changed into a prime (86273669) 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 15 ways as a sum of consecutive naturals, for example, 100006 + ... + 100864.

It is an arithmetic number, because the mean of its divisors is an integer number (6617700).

Almost surely, 2^86273665 is an apocalyptic number.

It is an amenable number.

86273665 is a deficient number, since it is larger than the sum of its proper divisors (19609535).

86273665 is a wasteful number, since it uses less digits than its factorization.

86273665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296.

The product of its digits is 362880, while the sum is 43.

The square root of 86273665 is about 9288.3618038920. The cubic root of 86273665 is about 441.8682015256.

The spelling of 86273665 in words is "eighty-six million, two hundred seventy-three thousand, six hundred sixty-five".