9449999 has 4 divisors (see below), whose sum is σ = 10176936. Its totient is φ = 8723064.

The previous prime is 9449989. The next prime is 9450013. The reversal of 9449999 is 9999449.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9999449 = 41 ⋅243889.

It is a cyclic number.

It is not a de Polignac number, because 9449999 - 2⁴ = 9449983 is a prime.

It is a super-2 number, since 2×9449999² = 178604962200002, which contains 22 as substring.

It is a Duffinian number.

9449999 is a modest number, since divided by 9999 gives 944 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 9449999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9449939) 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, 363449 + ... + 363474.

It is an arithmetic number, because the mean of its divisors is an integer number (2544234).

Almost surely, 2^9449999 is an apocalyptic number.

9449999 is a deficient number, since it is larger than the sum of its proper divisors (726937).

9449999 is a wasteful number, since it uses less digits than its factorization.

9449999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726936.

The product of its digits is 944784, while the sum is 53.

The square root of 9449999 is about 3074.0850671379. The cubic root of 9449999 is about 211.4189545045.

The spelling of 9449999 in words is "nine million, four hundred forty-nine thousand, nine hundred ninety-nine".