84473727 has 16 divisors (see below), whose sum is σ = 122663520. Its totient is φ = 51397632.

The previous prime is 84473717. The next prime is 84473803. The reversal of 84473727 is 72737448.

It is not a de Polignac number, because 84473727 - 2¹¹ = 84471679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84473717) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8698 + ... + 15639.

It is an arithmetic number, because the mean of its divisors is an integer number (7666470).

Almost surely, 2^84473727 is an apocalyptic number.

84473727 is a deficient number, since it is larger than the sum of its proper divisors (38189793).

84473727 is a wasteful number, since it uses less digits than its factorization.

84473727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24442.

The product of its digits is 263424, while the sum is 42.

The square root of 84473727 is about 9190.9589815209. The cubic root of 84473727 is about 438.7736633855.

The spelling of 84473727 in words is "eighty-four million, four hundred seventy-three thousand, seven hundred twenty-seven".