86942132 has 6 divisors (see below), whose sum is σ = 152148738. Its totient is φ = 43471064.

The previous prime is 86942129. The next prime is 86942143. The reversal of 86942132 is 23124968.

It can be written as a sum of positive squares in only one way, i.e., 86229796 + 712336 = 9286^2 + 844^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86942092 and 86942101.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10867763 + ... + 10867770.

It is an arithmetic number, because the mean of its divisors is an integer number (25358123).

Almost surely, 2^86942132 is an apocalyptic number.

It is an amenable number.

86942132 is a deficient number, since it is larger than the sum of its proper divisors (65206606).

86942132 is a wasteful number, since it uses less digits than its factorization.

86942132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21735537 (or 21735535 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 86942132 is about 9324.2764866771. The cubic root of 86942132 is about 443.0064967531.

The spelling of 86942132 in words is "eighty-six million, nine hundred forty-two thousand, one hundred thirty-two".