86327240 has 16 divisors (see below), whose sum is σ = 194236380. Its totient is φ = 34530880.

The previous prime is 86327233. The next prime is 86327243. The reversal of 86327240 is 4272368.

It can be written as a sum of positive squares in 2 ways, for example, as 80748196 + 5579044 = 8986^2 + 2362^2 .

It is a super-3 number, since 3×86327240³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86327197 and 86327206.

It is not an unprimeable number, because it can be changed into a prime (86327243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079051 + ... + 1079130.

Almost surely, 2^86327240 is an apocalyptic number.

It is an amenable number.

86327240 is an abundant number, since it is smaller than the sum of its proper divisors (107909140).

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

86327240 is a wasteful number, since it uses less digits than its factorization.

86327240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158192 (or 2158188 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 86327240 is about 9291.2453417182. The cubic root of 86327240 is about 441.9596477019.

The spelling of 86327240 in words is "eighty-six million, three hundred twenty-seven thousand, two hundred forty".