2238466 has 8 divisors (see below), whose sum is σ = 3534480. Its totient is φ = 1060308.

The previous prime is 2238421. The next prime is 2238473. The reversal of 2238466 is 6648322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29416 + ... + 29491.

It is an arithmetic number, because the mean of its divisors is an integer number (441810).

2^2238466 is an apocalyptic number.

2238466 is a deficient number, since it is larger than the sum of its proper divisors (1296014).

2238466 is a wasteful number, since it uses less digits than its factorization.

2238466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58928.

The product of its digits is 13824, while the sum is 31.

The square root of 2238466 is about 1496.1503935100. The cubic root of 2238466 is about 130.8127776362.

It can be divided in two parts, 2238 and 466, that added together give a square (2704 = 52²).

The spelling of 2238466 in words is "two million, two hundred thirty-eight thousand, four hundred sixty-six".