9958481 has 8 divisors (see below), whose sum is σ = 11355624. Its totient is φ = 8651520.

The previous prime is 9958463. The next prime is 9958519. The reversal of 9958481 is 1848599.

It can be written as a sum of positive squares in 4 ways, for example, as 3094081 + 6864400 = 1759^2 + 2620^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9958481 is a prime.

It is a super-2 number, since 2×9958481² = 198342687654722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9958181) 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 7 ways as a sum of consecutive naturals, for example, 22310 + ... + 22751.

It is an arithmetic number, because the mean of its divisors is an integer number (1419453).

Almost surely, 2^9958481 is an apocalyptic number.

It is an amenable number.

9958481 is a deficient number, since it is larger than the sum of its proper divisors (1397143).

9958481 is a wasteful number, since it uses less digits than its factorization.

9958481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45091.

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

The square root of 9958481 is about 3155.7061016514. The cubic root of 9958481 is about 215.1448888165.

The spelling of 9958481 in words is "nine million, nine hundred fifty-eight thousand, four hundred eighty-one".