86489455 has 32 divisors (see below), whose sum is σ = 122472000. Its totient is φ = 58017792.

The previous prime is 86489449. The next prime is 86489479. The reversal of 86489455 is 55498468.

It is a cyclic number.

It is not a de Polignac number, because 86489455 - 2¹⁵ = 86456687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86489399 and 86489408.

It is a congruent number.

It is an unprimeable number.

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, 30696 + ... + 33394.

It is an arithmetic number, because the mean of its divisors is an integer number (3827250).

Almost surely, 2^86489455 is an apocalyptic number.

86489455 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

86489455 is a deficient number, since it is larger than the sum of its proper divisors (35982545).

86489455 is a wasteful number, since it uses less digits than its factorization.

86489455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763.

The product of its digits is 1382400, while the sum is 49.

The square root of 86489455 is about 9299.9706988786. The cubic root of 86489455 is about 442.2362989883.

The spelling of 86489455 in words is "eighty-six million, four hundred eighty-nine thousand, four hundred fifty-five".