8428874 has 4 divisors (see below), whose sum is σ = 12643314. Its totient is φ = 4214436.

The previous prime is 8428873. The next prime is 8428891. The reversal of 8428874 is 4788248.

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., 6538249 + 1890625 = 2557^2 + 1375^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8428873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2107217 + ... + 2107220.

Almost surely, 2^8428874 is an apocalyptic number.

8428874 is a deficient number, since it is larger than the sum of its proper divisors (4214440).

8428874 is a wasteful number, since it uses less digits than its factorization.

8428874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214439.

The product of its digits is 114688, while the sum is 41.

The square root of 8428874 is about 2903.2523142159. The cubic root of 8428874 is about 203.5119210961.

The spelling of 8428874 in words is "eight million, four hundred twenty-eight thousand, eight hundred seventy-four".