8949338409 has 16 divisors (see below), whose sum is σ = 13702337280. Its totient is φ = 5138375760.

The previous prime is 8949338401. The next prime is 8949338417. The reversal of 8949338409 is 9048339498.

It is an interprime number because it is at equal distance from previous prime (8949338401) and next prime (8949338417).

It is not a de Polignac number, because 8949338409 - 2³ = 8949338401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (8949338401) 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 15 ways as a sum of consecutive naturals, for example, 7136007 + ... + 7137260.

It is an arithmetic number, because the mean of its divisors is an integer number (856396080).

Almost surely, 2^8949338409 is an apocalyptic number.

It is an amenable number.

8949338409 is a deficient number, since it is larger than the sum of its proper divisors (4752998871).

8949338409 is a wasteful number, since it uses less digits than its factorization.

8949338409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14273300.

The product of its (nonzero) digits is 6718464, while the sum is 57.

The square root of 8949338409 is about 94600.9429604166. The cubic root of 8949338409 is about 2076.1735005498.

The spelling of 8949338409 in words is "eight billion, nine hundred forty-nine million, three hundred thirty-eight thousand, four hundred nine".