86445312 has 36 divisors (see below), whose sum is σ = 230072640. Its totient is φ = 28814848.

The previous prime is 86445287. The next prime is 86445313. The reversal of 86445312 is 21354468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86445313) 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, 55512 + ... + 57047.

Almost surely, 2^86445312 is an apocalyptic number.

It is an amenable number.

86445312 is an abundant number, since it is smaller than the sum of its proper divisors (143627328).

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

86445312 is a wasteful number, since it uses less digits than its factorization.

86445312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112578 (or 112564 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 86445312 is about 9297.5971089309. The cubic root of 86445312 is about 442.1610491247.

It can be divided in two parts, 86445 and 312, that multiplied together give a triangular number (26970840 = T₇₃₄₄).

The spelling of 86445312 in words is "eighty-six million, four hundred forty-five thousand, three hundred twelve".