84928679 has 8 divisors (see below), whose sum is σ = 93241488. Its totient is φ = 76714560.

The previous prime is 84928667. The next prime is 84928691. The reversal of 84928679 is 97682948.

It is an interprime number because it is at equal distance from previous prime (84928667) and next prime (84928691).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84928679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84928679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84928609) 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, 22862 + ... + 26315.

It is an arithmetic number, because the mean of its divisors is an integer number (11655186).

Almost surely, 2^84928679 is an apocalyptic number.

84928679 is a deficient number, since it is larger than the sum of its proper divisors (8312809).

84928679 is a wasteful number, since it uses less digits than its factorization.

84928679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49345.

The product of its digits is 1741824, while the sum is 53.

The square root of 84928679 is about 9215.6757212914. The cubic root of 84928679 is about 439.5599577896.

It can be divided in two parts, 8492 and 8679, that added together give a palindrome (17171).

The spelling of 84928679 in words is "eighty-four million, nine hundred twenty-eight thousand, six hundred seventy-nine".