86020161 has 24 divisors (see below), whose sum is σ = 121836960. Its totient is φ = 53967936.

The previous prime is 86020159. The next prime is 86020183. The reversal of 86020161 is 16102068.

It is not a de Polignac number, because 86020161 - 2¹ = 86020159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86020111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105925 + ... + 106733.

It is an arithmetic number, because the mean of its divisors is an integer number (5076540).

Almost surely, 2^86020161 is an apocalyptic number.

It is an amenable number.

86020161 is a deficient number, since it is larger than the sum of its proper divisors (35816799).

86020161 is a wasteful number, since it uses less digits than its factorization.

86020161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 86020161 is about 9274.7054400665. The cubic root of 86020161 is about 441.4349860895.

The spelling of 86020161 in words is "eighty-six million, twenty thousand, one hundred sixty-one".