86121032 has 8 divisors (see below), whose sum is σ = 161476950. Its totient is φ = 43060512.

The previous prime is 86121019. The next prime is 86121043. The reversal of 86121032 is 23012168.

It can be written as a sum of positive squares in only one way, i.e., 84897796 + 1223236 = 9214^2 + 1106^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 86120989 and 86121007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5382557 + ... + 5382572.

Almost surely, 2^86121032 is an apocalyptic number.

It is an amenable number.

86121032 is a deficient number, since it is larger than the sum of its proper divisors (75355918).

86121032 is a wasteful number, since it uses less digits than its factorization.

86121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10765135 (or 10765131 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 86121032 is about 9280.1418092613. The cubic root of 86121032 is about 441.6074673394.

The spelling of 86121032 in words is "eighty-six million, one hundred twenty-one thousand, thirty-two".