86836432 has 20 divisors (see below), whose sum is σ = 169738020. Its totient is φ = 43033088.

The previous prime is 86836429. The next prime is 86836433. The reversal of 86836432 is 23463868.

It can be written as a sum of positive squares in 2 ways, for example, as 16679056 + 70157376 = 4084^2 + 8376^2 .

It is a pancake number, because a pancake can be divided into 86836432 parts by 13178 straight cuts.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86836433) 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, 22207 + ... + 25822.

It is an arithmetic number, because the mean of its divisors is an integer number (8486901).

Almost surely, 2^86836432 is an apocalyptic number.

It is an amenable number.

86836432 is a deficient number, since it is larger than the sum of its proper divisors (82901588).

86836432 is a wasteful number, since it uses less digits than its factorization.

86836432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48150 (or 48144 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 86836432 is about 9318.6067628160. The cubic root of 86836432 is about 442.8268953921.

The spelling of 86836432 in words is "eighty-six million, eight hundred thirty-six thousand, four hundred thirty-two".