9858461 has 2 divisors, whose sum is σ = 9858462. Its totient is φ = 9858460.

The previous prime is 9858451. The next prime is 9858469. The reversal of 9858461 is 1648589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9703225 + 155236 = 3115^2 + 394^2 .

It is an emirp because it is prime and its reverse (1648589) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9858461 - 2¹⁸ = 9596317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9858469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4929230 + 4929231.

It is an arithmetic number, because the mean of its divisors is an integer number (4929231).

Almost surely, 2^9858461 is an apocalyptic number.

It is an amenable number.

9858461 is a deficient number, since it is larger than the sum of its proper divisors (1).

9858461 is an equidigital number, since it uses as much as digits as its factorization.

9858461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 41.

The square root of 9858461 is about 3139.8186253349. The cubic root of 9858461 is about 214.4221802279.

The spelling of 9858461 in words is "nine million, eight hundred fifty-eight thousand, four hundred sixty-one".