2224678 has 4 divisors (see below), whose sum is σ = 3337020. Its totient is φ = 1112338.

The previous prime is 2224669. The next prime is 2224679. The reversal of 2224678 is 8764222.

2224678 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556168 + ... + 556171.

It is an arithmetic number, because the mean of its divisors is an integer number (834255).

2^2224678 is an apocalyptic number.

2224678 is a deficient number, since it is larger than the sum of its proper divisors (1112342).

2224678 is a wasteful number, since it uses less digits than its factorization.

2224678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112341.

The product of its digits is 10752, while the sum is 31.

The square root of 2224678 is about 1491.5354504671. The cubic root of 2224678 is about 130.5436405671.

It can be divided in two parts, 222 and 4678, that added together give a square (4900 = 70²).

The spelling of 2224678 in words is "two million, two hundred twenty-four thousand, six hundred seventy-eight".