84416679 has 12 divisors (see below), whose sum is σ = 129108096. Its totient is φ = 52967232.

The previous prime is 84416671. The next prime is 84416681. The reversal of 84416679 is 97661448.

It is not a de Polignac number, because 84416679 - 2³ = 84416671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84416671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275719 + ... + 276024.

It is an arithmetic number, because the mean of its divisors is an integer number (10759008).

Almost surely, 2^84416679 is an apocalyptic number.

84416679 is a deficient number, since it is larger than the sum of its proper divisors (44691417).

84416679 is a wasteful number, since it uses less digits than its factorization.

84416679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551766 (or 551763 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 84416679 is about 9187.8549727344. The cubic root of 84416679 is about 438.6748681832.

The spelling of 84416679 in words is "eighty-four million, four hundred sixteen thousand, six hundred seventy-nine".