86508340 has 12 divisors (see below), whose sum is σ = 181667556. Its totient is φ = 34603328.

The previous prime is 86508329. The next prime is 86508371. The reversal of 86508340 is 4380568.

It can be written as a sum of positive squares in 2 ways, for example, as 24980004 + 61528336 = 4998^2 + 7844^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86508296 and 86508305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162689 + ... + 2162728.

It is an arithmetic number, because the mean of its divisors is an integer number (15138963).

Almost surely, 2^86508340 is an apocalyptic number.

It is an amenable number.

86508340 is an abundant number, since it is smaller than the sum of its proper divisors (95159216).

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

86508340 is a wasteful number, since it uses less digits than its factorization.

86508340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325426 (or 4325424 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 86508340 is about 9300.9859692400. The cubic root of 86508340 is about 442.2684841247.

The spelling of 86508340 in words is "eighty-six million, five hundred eight thousand, three hundred forty".