86325640 has 32 divisors (see below), whose sum is σ = 195410880. Its totient is φ = 34320832.

The previous prime is 86325611. The next prime is 86325641. The reversal of 86325640 is 4652368.

It is a happy number.

It is a super-2 number, since 2×86325640² = 14904232242819200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86325596 and 86325605.

It is not an unprimeable number, because it can be changed into a prime (86325641) 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 7 ways as a sum of consecutive naturals, for example, 219 + ... + 13141.

It is an arithmetic number, because the mean of its divisors is an integer number (6106590).

Almost surely, 2^86325640 is an apocalyptic number.

It is an amenable number.

86325640 is an abundant number, since it is smaller than the sum of its proper divisors (109085240).

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

86325640 is a wasteful number, since it uses less digits than its factorization.

86325640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13101 (or 13097 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 86325640 is about 9291.1592387603. The cubic root of 86325640 is about 441.9569172397.

The spelling of 86325640 in words is "eighty-six million, three hundred twenty-five thousand, six hundred forty".