2236874 has 4 divisors (see below), whose sum is σ = 3355314.
Its totient is φ = 1118436.
The previous prime is 2236873. The next prime is 2236879. The reversal of 2236874 is 4786322.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4786322 = 2 ⋅2393161.
It can be written as a sum of positive squares in only one way, i.e., 2235025 + 1849 = 1495^2 + 43^2
It is a d-powerful number, because it can be written as 215 + 219 + 34 + 68 + 8 + 72 + 43 .
It is a self number, because there is not a number n which added to its sum of digits gives 2236874.
It is not an unprimeable number, because it can be changed into a prime (2236873) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559217 + ... + 559220.
22236874 is an apocalyptic number.
2236874 is a deficient number, since it is larger than the sum of its proper divisors (1118440).
2236874 is a wasteful number, since it uses less digits than its factorization.
2236874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1118439.
The product of its digits is 16128, while the sum is 32.
The square root of 2236874 is about 1495.6182668047.
The cubic root of 2236874 is about 130.7817588743.
The spelling of 2236874 in words is "two million, two hundred thirty-six thousand, eight hundred seventy-four".