7944008 has 8 divisors (see below), whose sum is σ = 14895030. Its totient is φ = 3972000.

The previous prime is 7943983. The next prime is 7944017. The reversal of 7944008 is 8004497.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7300804 + 643204 = 2702^2 + 802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496493 + ... + 496508.

Almost surely, 2^7944008 is an apocalyptic number.

It is an amenable number.

7944008 is a deficient number, since it is larger than the sum of its proper divisors (6951022).

7944008 is a wasteful number, since it uses less digits than its factorization.

7944008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993007 (or 993003 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 7944008 is about 2818.5116639815. The cubic root of 7944008 is about 199.5323071696.

The spelling of 7944008 in words is "seven million, nine hundred forty-four thousand, eight".