84048487 has 2 divisors, whose sum is σ = 84048488. Its totient is φ = 84048486.

The previous prime is 84048479. The next prime is 84048511. The reversal of 84048487 is 78484048.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84048487 - 2³ = 84048479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84048427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42024243 + 42024244.

It is an arithmetic number, because the mean of its divisors is an integer number (42024244).

Almost surely, 2^84048487 is an apocalyptic number.

84048487 is a deficient number, since it is larger than the sum of its proper divisors (1).

84048487 is an equidigital number, since it uses as much as digits as its factorization.

84048487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 229376, while the sum is 43.

The square root of 84048487 is about 9167.7961910156. The cubic root of 84048487 is about 438.0361635522.

The spelling of 84048487 in words is "eighty-four million, forty-eight thousand, four hundred eighty-seven".