8799149 has 4 divisors (see below), whose sum is σ = 9316764. Its totient is φ = 8281536.

The previous prime is 8799137. The next prime is 8799173. The reversal of 8799149 is 9419978.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3087049 + 5712100 = 1757^2 + 2390^2 .

It is a cyclic number.

It is not a de Polignac number, because 8799149 - 2⁸ = 8798893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8799949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258782 + ... + 258815.

It is an arithmetic number, because the mean of its divisors is an integer number (2329191).

Almost surely, 2^8799149 is an apocalyptic number.

It is an amenable number.

8799149 is a deficient number, since it is larger than the sum of its proper divisors (517615).

8799149 is a wasteful number, since it uses less digits than its factorization.

8799149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517614.

The product of its digits is 163296, while the sum is 47.

The square root of 8799149 is about 2966.3359553496. The cubic root of 8799149 is about 206.4493677981.

The spelling of 8799149 in words is "eight million, seven hundred ninety-nine thousand, one hundred forty-nine".