2224689 has 4 divisors (see below), whose sum is σ = 2966256. Its totient is φ = 1483124.

The previous prime is 2224687. The next prime is 2224709. The reversal of 2224689 is 9864222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2224689 - 2¹ = 2224687 is a prime.

It is a super-2 number, since 2×2224689² = 9898482293442, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹⁰ + 2¹² + 2¹³ + 4⁴ + 6⁸ + 8² + 9⁶ .

It is a D-number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2224681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370779 + ... + 370784.

It is an arithmetic number, because the mean of its divisors is an integer number (741564).

2^2224689 is an apocalyptic number.

It is an amenable number.

2224689 is a deficient number, since it is larger than the sum of its proper divisors (741567).

2224689 is an equidigital number, since it uses as much as digits as its factorization.

2224689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741566.

The product of its digits is 13824, while the sum is 33.

The square root of 2224689 is about 1491.5391379377. The cubic root of 2224689 is about 130.5438557260.

The spelling of 2224689 in words is "two million, two hundred twenty-four thousand, six hundred eighty-nine".