7944268 has 6 divisors (see below), whose sum is σ = 13902476. Its totient is φ = 3972132.

The previous prime is 7944259. The next prime is 7944281. The reversal of 7944268 is 8624497.

It is a super-2 number, since 2×7944268² = 126222788111648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7944268.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 993030 + ... + 993037.

Almost surely, 2^7944268 is an apocalyptic number.

It is an amenable number.

7944268 is a deficient number, since it is larger than the sum of its proper divisors (5958208).

7944268 is a wasteful number, since it uses less digits than its factorization.

7944268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986071 (or 1986069 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 7944268 is about 2818.5577872380. The cubic root of 7944268 is about 199.5344839815.

The spelling of 7944268 in words is "seven million, nine hundred forty-four thousand, two hundred sixty-eight".