9830949 has 4 divisors (see below), whose sum is σ = 13107936. Its totient is φ = 6553964.

The previous prime is 9830941. The next prime is 9830957. The reversal of 9830949 is 9490389.

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.

It is an interprime number because it is at equal distance from previous prime (9830941) and next prime (9830957).

It is a cyclic number.

It is not a de Polignac number, because 9830949 - 2³ = 9830941 is a prime.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9830949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9830941) 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, 1638489 + ... + 1638494.

It is an arithmetic number, because the mean of its divisors is an integer number (3276984).

Almost surely, 2^9830949 is an apocalyptic number.

It is an amenable number.

9830949 is a deficient number, since it is larger than the sum of its proper divisors (3276987).

9830949 is a wasteful number, since it uses less digits than its factorization.

9830949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276986.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 9830949 is about 3135.4344196618. The cubic root of 9830949 is about 214.2225317851. Note that the first 3 decimals are identical.

The spelling of 9830949 in words is "nine million, eight hundred thirty thousand, nine hundred forty-nine".