9878471 has 2 divisors, whose sum is σ = 9878472. Its totient is φ = 9878470.

The previous prime is 9878467. The next prime is 9878483. The reversal of 9878471 is 1748789.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9878471 - 2² = 9878467 is a prime.

It is a super-3 number, since 3×9878471³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9871471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4939235 + 4939236.

It is an arithmetic number, because the mean of its divisors is an integer number (4939236).

Almost surely, 2^9878471 is an apocalyptic number.

9878471 is a deficient number, since it is larger than the sum of its proper divisors (1).

9878471 is an equidigital number, since it uses as much as digits as its factorization.

9878471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 44.

The square root of 9878471 is about 3143.0034998390. The cubic root of 9878471 is about 214.5671551276.

The spelling of 9878471 in words is "nine million, eight hundred seventy-eight thousand, four hundred seventy-one".