84876647 has 8 divisors (see below), whose sum is σ = 89157120. Its totient is φ = 80645400.

The previous prime is 84876641. The next prime is 84876653. The reversal of 84876647 is 74667848.

It is an interprime number because it is at equal distance from previous prime (84876641) and next prime (84876653).

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 84876647 - 2⁸ = 84876391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84876595 and 84876604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84876641) 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, 8747 + ... + 15692.

It is an arithmetic number, because the mean of its divisors is an integer number (11144640).

Almost surely, 2^84876647 is an apocalyptic number.

84876647 is a deficient number, since it is larger than the sum of its proper divisors (4280473).

84876647 is a wasteful number, since it uses less digits than its factorization.

84876647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24613.

The product of its digits is 1806336, while the sum is 50.

The square root of 84876647 is about 9212.8522727763. The cubic root of 84876647 is about 439.4701732146.

The spelling of 84876647 in words is "eighty-four million, eight hundred seventy-six thousand, six hundred forty-seven".