86401732 has 12 divisors (see below), whose sum is σ = 151503660. Its totient is φ = 43114976.

The previous prime is 86401729. The next prime is 86401739. The reversal of 86401732 is 23710468.

It can be written as a sum of positive squares in 2 ways, for example, as 81974916 + 4426816 = 9054^2 + 2104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86401694 and 86401703.

It is not an unprimeable number, because it can be changed into a prime (86401739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19183 + ... + 23254.

It is an arithmetic number, because the mean of its divisors is an integer number (12625305).

Almost surely, 2^86401732 is an apocalyptic number.

It is an amenable number.

86401732 is a deficient number, since it is larger than the sum of its proper divisors (65101928).

86401732 is a wasteful number, since it uses less digits than its factorization.

86401732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42950 (or 42948 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 86401732 is about 9295.2531971969. The cubic root of 86401732 is about 442.0867338646.

The spelling of 86401732 in words is "eighty-six million, four hundred one thousand, seven hundred thirty-two".