86325639 has 32 divisors (see below), whose sum is σ = 121904640. Its totient is φ = 54286848.

The previous prime is 86325611. The next prime is 86325641. The reversal of 86325639 is 93652368.

It is not a de Polignac number, because 86325639 - 2⁸ = 86325383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86325639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86325649) 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 31 ways as a sum of consecutive naturals, for example, 838062 + ... + 838164.

It is an arithmetic number, because the mean of its divisors is an integer number (3809520).

Almost surely, 2^86325639 is an apocalyptic number.

86325639 is a gapful number since it is divisible by the number (89) formed by its first and last digit.

86325639 is a deficient number, since it is larger than the sum of its proper divisors (35579001).

86325639 is a wasteful number, since it uses less digits than its factorization.

86325639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its digits is 233280, while the sum is 42.

The square root of 86325639 is about 9291.1591849457. The cubic root of 86325639 is about 441.9569155332.

The spelling of 86325639 in words is "eighty-six million, three hundred twenty-five thousand, six hundred thirty-nine".