9854947 has 4 divisors (see below), whose sum is σ = 10022040. Its totient is φ = 9687856.

The previous prime is 9854941. The next prime is 9854969. The reversal of 9854947 is 7494589.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7494589 = 103 ⋅72763.

It is a cyclic number.

It is not a de Polignac number, because 9854947 - 2¹⁵ = 9822179 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9854897 and 9854906.

It is not an unprimeable number, because it can be changed into a prime (9854941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83458 + ... + 83575.

It is an arithmetic number, because the mean of its divisors is an integer number (2505510).

Almost surely, 2^9854947 is an apocalyptic number.

9854947 is a deficient number, since it is larger than the sum of its proper divisors (167093).

9854947 is a wasteful number, since it uses less digits than its factorization.

9854947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167092.

The product of its digits is 362880, while the sum is 46.

The square root of 9854947 is about 3139.2589889972. The cubic root of 9854947 is about 214.3967006226.

It can be divided in two parts, 98549 and 47, that added together give a square (98596 = 314²).

The spelling of 9854947 in words is "nine million, eight hundred fifty-four thousand, nine hundred forty-seven".