2224751 has 4 divisors (see below), whose sum is σ = 2227872. Its totient is φ = 2221632.

The previous prime is 2224741. The next prime is 2224753. The reversal of 2224751 is 1574222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2224751 - 2⁶ = 2224687 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95 + ... + 2111.

It is an arithmetic number, because the mean of its divisors is an integer number (556968).

2^2224751 is an apocalyptic number.

2224751 is a deficient number, since it is larger than the sum of its proper divisors (3121).

2224751 is a wasteful number, since it uses less digits than its factorization.

2224751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120.

The product of its digits is 1120, while the sum is 23.

The square root of 2224751 is about 1491.5599216927. The cubic root of 2224751 is about 130.5450684264.

Adding to 2224751 its reverse (1574222), we get a palindrome (3798973).

The spelling of 2224751 in words is "two million, two hundred twenty-four thousand, seven hundred fifty-one".