86844454 has 16 divisors (see below), whose sum is σ = 134830080. Its totient is φ = 41908680.

The previous prime is 86844427. The next prime is 86844469. The reversal of 86844454 is 45444868.

It is a self number, because there is not a number n which added to its sum of digits gives 86844454.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24307 + ... + 27649.

It is an arithmetic number, because the mean of its divisors is an integer number (8426880).

Almost surely, 2^86844454 is an apocalyptic number.

86844454 is a deficient number, since it is larger than the sum of its proper divisors (47985626).

86844454 is a wasteful number, since it uses less digits than its factorization.

86844454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3795.

The product of its digits is 491520, while the sum is 43.

The square root of 86844454 is about 9319.0371820269. The cubic root of 86844454 is about 442.8405311741.

The spelling of 86844454 in words is "eighty-six million, eight hundred forty-four thousand, four hundred fifty-four".