84879271 has 8 divisors (see below), whose sum is σ = 88064000. Its totient is φ = 81722520.

The previous prime is 84879257. The next prime is 84879287. The reversal of 84879271 is 17297848.

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 84879271 - 2¹³ = 84871079 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 (84879241) 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, 711 + ... + 13048.

It is an arithmetic number, because the mean of its divisors is an integer number (11008000).

Almost surely, 2^84879271 is an apocalyptic number.

84879271 is a deficient number, since it is larger than the sum of its proper divisors (3184729).

84879271 is a wasteful number, since it uses less digits than its factorization.

84879271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13989.

The product of its digits is 225792, while the sum is 46.

The square root of 84879271 is about 9212.9946814269. The cubic root of 84879271 is about 439.4747019745.

The spelling of 84879271 in words is "eighty-four million, eight hundred seventy-nine thousand, two hundred seventy-one".