86028436 has 18 divisors (see below), whose sum is σ = 163022622. Its totient is φ = 39705120.

The previous prime is 86028433. The next prime is 86028451. The reversal of 86028436 is 63482068.

It can be written as a sum of positive squares in 3 ways, for example, as 3400336 + 82628100 = 1844^2 + 9090^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86028395 and 86028404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86028433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62955 + ... + 64306.

Almost surely, 2^86028436 is an apocalyptic number.

It is an amenable number.

86028436 is a deficient number, since it is larger than the sum of its proper divisors (76994186).

86028436 is a wasteful number, since it uses less digits than its factorization.

86028436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127291 (or 127276 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 86028436 is about 9275.1515351502. The cubic root of 86028436 is about 441.4491407456.

The spelling of 86028436 in words is "eighty-six million, twenty-eight thousand, four hundred thirty-six".