86429055 has 32 divisors (see below), whose sum is σ = 144898560. Its totient is φ = 43908480.

The previous prime is 86429047. The next prime is 86429059. The reversal of 86429055 is 55092468.

It is not a de Polignac number, because 86429055 - 2³ = 86429047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86429059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130425 + ... + 131085.

It is an arithmetic number, because the mean of its divisors is an integer number (4528080).

Almost surely, 2^86429055 is an apocalyptic number.

86429055 is a deficient number, since it is larger than the sum of its proper divisors (58469505).

86429055 is a wasteful number, since it uses less digits than its factorization.

86429055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 86429055 is about 9296.7228096787. The cubic root of 86429055 is about 442.1333296233.

The spelling of 86429055 in words is "eighty-six million, four hundred twenty-nine thousand, fifty-five".