2198674 has 4 divisors (see below), whose sum is σ = 3298014. Its totient is φ = 1099336.

The previous prime is 2198671. The next prime is 2198689. The reversal of 2198674 is 4768912.

2198674 is nontrivially palindromic in base 4.

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., 1625625 + 573049 = 1275^2 + 757^2 .

It is not an unprimeable number, because it can be changed into a prime (2198671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549667 + ... + 549670.

2^2198674 is an apocalyptic number.

2198674 is a deficient number, since it is larger than the sum of its proper divisors (1099340).

2198674 is a wasteful number, since it uses less digits than its factorization.

2198674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099339.

The product of its digits is 24192, while the sum is 37.

The square root of 2198674 is about 1482.7926355361. The cubic root of 2198674 is about 130.0330093691.

The spelling of 2198674 in words is "two million, one hundred ninety-eight thousand, six hundred seventy-four".