7944499 has 4 divisors (see below), whose sum is σ = 8289936. Its totient is φ = 7599064.

The previous prime is 7944487. The next prime is 7944523. The reversal of 7944499 is 9944497.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7944499 is a prime.

It is a super-2 number, since 2×7944499² = 126230128722002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7944439) 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 3 ways as a sum of consecutive naturals, for example, 172684 + ... + 172729.

It is an arithmetic number, because the mean of its divisors is an integer number (2072484).

Almost surely, 2^7944499 is an apocalyptic number.

7944499 is a deficient number, since it is larger than the sum of its proper divisors (345437).

7944499 is a wasteful number, since it uses less digits than its factorization.

7944499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345436.

The product of its digits is 326592, while the sum is 46.

The square root of 7944499 is about 2818.5987653442. The cubic root of 7944499 is about 199.5364179553.

The spelling of 7944499 in words is "seven million, nine hundred forty-four thousand, four hundred ninety-nine".