86449932 has 36 divisors (see below), whose sum is σ = 222114256. Its totient is φ = 28343520.

The previous prime is 86449919. The next prime is 86449933. The reversal of 86449932 is 23994468.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (86449933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17488 + ... + 21879.

Almost surely, 2^86449932 is an apocalyptic number.

It is an amenable number.

86449932 is an abundant number, since it is smaller than the sum of its proper divisors (135664324).

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

86449932 is a wasteful number, since it uses less digits than its factorization.

86449932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39438 (or 39433 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 86449932 is about 9297.8455569019. The cubic root of 86449932 is about 442.1689259646.

The spelling of 86449932 in words is "eighty-six million, four hundred forty-nine thousand, nine hundred thirty-two".