84486427 has 8 divisors (see below), whose sum is σ = 85284000. Its totient is φ = 83692224.

The previous prime is 84486421. The next prime is 84486431. The reversal of 84486427 is 72468448.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84486427 - 2³ = 84486419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84486421) 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 7 ways as a sum of consecutive naturals, for example, 91474 + ... + 92392.

It is an arithmetic number, because the mean of its divisors is an integer number (10660500).

Almost surely, 2^84486427 is an apocalyptic number.

84486427 is a deficient number, since it is larger than the sum of its proper divisors (797573).

84486427 is a wasteful number, since it uses less digits than its factorization.

84486427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685.

The product of its digits is 344064, while the sum is 43.

The square root of 84486427 is about 9191.6498519036. The cubic root of 84486427 is about 438.7956510752.

The spelling of 84486427 in words is "eighty-four million, four hundred eighty-six thousand, four hundred twenty-seven".