7998674 has 4 divisors (see below), whose sum is σ = 11998014. Its totient is φ = 3999336.

The previous prime is 7998673. The next prime is 7998691. The reversal of 7998674 is 4768997.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 7425625 + 573049 = 2725^2 + 757^2 .

It is not an unprimeable number, because it can be changed into a prime (7998673) 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 as a sum of consecutive naturals, namely, 1999667 + ... + 1999670.

Almost surely, 2^7998674 is an apocalyptic number.

7998674 is a deficient number, since it is larger than the sum of its proper divisors (3999340).

7998674 is a wasteful number, since it uses less digits than its factorization.

7998674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3999339.

The product of its digits is 762048, while the sum is 50.

The square root of 7998674 is about 2828.1927091342. The cubic root of 7998674 is about 199.9889493894.

The spelling of 7998674 in words is "seven million, nine hundred ninety-eight thousand, six hundred seventy-four".