7998412 has 6 divisors (see below), whose sum is σ = 13997228. Its totient is φ = 3999204.

The previous prime is 7998409. The next prime is 7998421. The reversal of 7998412 is 2148997.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 999798 + ... + 999805.

Almost surely, 2^7998412 is an apocalyptic number.

It is an amenable number.

7998412 is a deficient number, since it is larger than the sum of its proper divisors (5998816).

7998412 is a wasteful number, since it uses less digits than its factorization.

7998412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999607 (or 1999605 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 7998412 is about 2828.1463894219. The cubic root of 7998412 is about 199.9867657910.

The spelling of 7998412 in words is "seven million, nine hundred ninety-eight thousand, four hundred twelve".