86448244 has 6 divisors (see below), whose sum is σ = 151284434. Its totient is φ = 43224120.

The previous prime is 86448221. The next prime is 86448259. The reversal of 86448244 is 44284468.

It can be written as a sum of positive squares in only one way, i.e., 46758244 + 39690000 = 6838^2 + 6300^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86448197 and 86448206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10806027 + ... + 10806034.

Almost surely, 2^86448244 is an apocalyptic number.

It is an amenable number.

86448244 is a deficient number, since it is larger than the sum of its proper divisors (64836190).

86448244 is a wasteful number, since it uses less digits than its factorization.

86448244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21612065 (or 21612063 counting only the distinct ones).

The product of its digits is 196608, while the sum is 40.

The square root of 86448244 is about 9297.7547827419. The cubic root of 86448244 is about 442.1660480522.

The spelling of 86448244 in words is "eighty-six million, four hundred forty-eight thousand, two hundred forty-four".