84966479 has 8 divisors (see below), whose sum is σ = 91898352. Its totient is φ = 78091200.

The previous prime is 84966421. The next prime is 84966487. The reversal of 84966479 is 97466948.

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 a de Polignac number, because none of the positive numbers 2^k-84966479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84966479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84966419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10997 + ... + 17054.

It is an arithmetic number, because the mean of its divisors is an integer number (11487294).

Almost surely, 2^84966479 is an apocalyptic number.

84966479 is a deficient number, since it is larger than the sum of its proper divisors (6931873).

84966479 is a wasteful number, since it uses less digits than its factorization.

84966479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28297.

The product of its digits is 2612736, while the sum is 53.

The square root of 84966479 is about 9217.7263465564. The cubic root of 84966479 is about 439.6251611349.

The spelling of 84966479 in words is "eighty-four million, nine hundred sixty-six thousand, four hundred seventy-nine".