84976579 has 8 divisors (see below), whose sum is σ = 87055920. Its totient is φ = 82918656.

The previous prime is 84976561. The next prime is 84976597. The reversal of 84976579 is 97567948.

It is an interprime number because it is at equal distance from previous prime (84976561) and next prime (84976597).

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 84976579 - 2⁵ = 84976547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84976519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827 + ... + 13339.

It is an arithmetic number, because the mean of its divisors is an integer number (10881990).

Almost surely, 2^84976579 is an apocalyptic number.

84976579 is a deficient number, since it is larger than the sum of its proper divisors (2079341).

84976579 is a wasteful number, since it uses less digits than its factorization.

84976579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10709.

The product of its digits is 3810240, while the sum is 55.

The square root of 84976579 is about 9218.2741877208. The cubic root of 84976579 is about 439.6425799188.

The spelling of 84976579 in words is "eighty-four million, nine hundred seventy-six thousand, five hundred seventy-nine".