2244251 has 4 divisors (see below), whose sum is σ = 2281104. Its totient is φ = 2207400.

The previous prime is 2244233. The next prime is 2244257. The reversal of 2244251 is 1524422.

2244251 = 161² + 162² + ... + 221².

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1524422 = 2 ⋅762211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2244251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244257) 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, 18335 + ... + 18456.

It is an arithmetic number, because the mean of its divisors is an integer number (570276).

2^2244251 is an apocalyptic number.

2244251 is a deficient number, since it is larger than the sum of its proper divisors (36853).

2244251 is an equidigital number, since it uses as much as digits as its factorization.

2244251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36852.

The product of its digits is 640, while the sum is 20.

The square root of 2244251 is about 1498.0824409891. The cubic root of 2244251 is about 130.9253697635.

Adding to 2244251 its reverse (1524422), we get a palindrome (3768673).

The spelling of 2244251 in words is "two million, two hundred forty-four thousand, two hundred fifty-one".