84873679 has 8 divisors (see below), whose sum is σ = 92671488. Its totient is φ = 77089560.

The previous prime is 84873667. The next prime is 84873689. The reversal of 84873679 is 97637848.

It is a happy number.

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 84873679 - 2⁹ = 84873167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84873619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12994 + ... + 18400.

It is an arithmetic number, because the mean of its divisors is an integer number (11583936).

Almost surely, 2^84873679 is an apocalyptic number.

84873679 is a deficient number, since it is larger than the sum of its proper divisors (7797809).

84873679 is a wasteful number, since it uses less digits than its factorization.

84873679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6845.

The product of its digits is 2032128, while the sum is 52.

The square root of 84873679 is about 9212.6911920459. The cubic root of 84873679 is about 439.4650506329.

The spelling of 84873679 in words is "eighty-four million, eight hundred seventy-three thousand, six hundred seventy-nine".