9854791 has 2 divisors, whose sum is σ = 9854792. Its totient is φ = 9854790.

The previous prime is 9854777. The next prime is 9854851. The reversal of 9854791 is 1974589.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9854791 - 2⁵ = 9854759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9854771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4927395 + 4927396.

It is an arithmetic number, because the mean of its divisors is an integer number (4927396).

Almost surely, 2^9854791 is an apocalyptic number.

9854791 is a deficient number, since it is larger than the sum of its proper divisors (1).

9854791 is an equidigital number, since it uses as much as digits as its factorization.

9854791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 43.

The square root of 9854791 is about 3139.2341422710. The cubic root of 9854791 is about 214.3955693444.

It can be divided in two parts, 985 and 4791, that added together give a square (5776 = 76²).

The spelling of 9854791 in words is "nine million, eight hundred fifty-four thousand, seven hundred ninety-one".