9874651 has 2 divisors, whose sum is σ = 9874652. Its totient is φ = 9874650.

The previous prime is 9874643. The next prime is 9874673. The reversal of 9874651 is 1564789.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9874651 - 2³ = 9874643 is a prime.

It is not a weakly prime, because it can be changed into another prime (9874681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4937325 + 4937326.

It is an arithmetic number, because the mean of its divisors is an integer number (4937326).

Almost surely, 2^9874651 is an apocalyptic number.

9874651 is a deficient number, since it is larger than the sum of its proper divisors (1).

9874651 is an equidigital number, since it uses as much as digits as its factorization.

9874651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 9874651 is about 3142.3957421051. The cubic root of 9874651 is about 214.5394938898.

The spelling of 9874651 in words is "nine million, eight hundred seventy-four thousand, six hundred fifty-one".