9854641 has 4 divisors (see below), whose sum is σ = 9861952. Its totient is φ = 9847332.

The previous prime is 9854639. The next prime is 9854651. The reversal of 9854641 is 1464589.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1464589 = 7 ⋅209227.

It is a cyclic number.

It is not a de Polignac number, because 9854641 - 2¹ = 9854639 is a prime.

It is a super-2 number, since 2×9854641² = 194227898477762, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9854641.

It is not an unprimeable number, because it can be changed into a prime (9854651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981 + ... + 4546.

It is an arithmetic number, because the mean of its divisors is an integer number (2465488).

Almost surely, 2^9854641 is an apocalyptic number.

It is an amenable number.

9854641 is a deficient number, since it is larger than the sum of its proper divisors (7311).

9854641 is a wasteful number, since it uses less digits than its factorization.

9854641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7310.

The product of its digits is 34560, while the sum is 37.

The square root of 9854641 is about 3139.2102510026. The cubic root of 9854641 is about 214.3944815656.

The spelling of 9854641 in words is "nine million, eight hundred fifty-four thousand, six hundred forty-one".