9459881 has 2 divisors, whose sum is σ = 9459882. Its totient is φ = 9459880.

The previous prime is 9459869. The next prime is 9459893. The reversal of 9459881 is 1889549.

It is a balanced prime because it is at equal distance from previous prime (9459869) and next prime (9459893).

It can be written as a sum of positive squares in only one way, i.e., 9357481 + 102400 = 3059^2 + 320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9459881 is a prime.

It is a super-2 number, since 2×9459881² = 178978697068322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9459781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4729940 + 4729941.

It is an arithmetic number, because the mean of its divisors is an integer number (4729941).

Almost surely, 2^9459881 is an apocalyptic number.

It is an amenable number.

9459881 is a deficient number, since it is larger than the sum of its proper divisors (1).

9459881 is an equidigital number, since it uses as much as digits as its factorization.

9459881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 44.

The square root of 9459881 is about 3075.6919546665. The cubic root of 9459881 is about 211.4926234464.

The spelling of 9459881 in words is "nine million, four hundred fifty-nine thousand, eight hundred eighty-one".