86451841 has 16 divisors (see below), whose sum is σ = 100569600. Its totient is φ = 72787968.

The previous prime is 86451787. The next prime is 86451853. The reversal of 86451841 is 14815468.

It is a cyclic number.

It is not a de Polignac number, because 86451841 - 2⁷ = 86451713 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86451841.

It is not an unprimeable number, because it can be changed into a prime (86451241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119880 + ... + 120598.

It is an arithmetic number, because the mean of its divisors is an integer number (6285600).

Almost surely, 2^86451841 is an apocalyptic number.

It is an amenable number.

86451841 is a deficient number, since it is larger than the sum of its proper divisors (14117759).

86451841 is a wasteful number, since it uses less digits than its factorization.

86451841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008.

The product of its digits is 30720, while the sum is 37.

The square root of 86451841 is about 9297.9482145256. The cubic root of 86451841 is about 442.1721806202.

The spelling of 86451841 in words is "eighty-six million, four hundred fifty-one thousand, eight hundred forty-one".