7198874 has 4 divisors (see below), whose sum is σ = 10798314. Its totient is φ = 3599436.

The previous prime is 7198847. The next prime is 7198879. The reversal of 7198874 is 4788917.

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., 4818025 + 2380849 = 2195^2 + 1543^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7198879) 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 as a sum of consecutive naturals, namely, 1799717 + ... + 1799720.

Almost surely, 2^7198874 is an apocalyptic number.

7198874 is a deficient number, since it is larger than the sum of its proper divisors (3599440).

7198874 is a wasteful number, since it uses less digits than its factorization.

7198874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3599439.

The product of its digits is 112896, while the sum is 44.

The square root of 7198874 is about 2683.0717470839. The cubic root of 7198874 is about 193.0878102755.

The spelling of 7198874 in words is "seven million, one hundred ninety-eight thousand, eight hundred seventy-four".