2251224214 has 4 divisors (see below), whose sum is σ = 3376836324. Its totient is φ = 1125612106.

The previous prime is 2251224191. The next prime is 2251224221. The reversal of 2251224214 is 4124221522.

It is a happy number.

2251224214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562806052 + ... + 562806055.

It is an arithmetic number, because the mean of its divisors is an integer number (844209081).

Almost surely, 2^2251224214 is an apocalyptic number.

2251224214 is a deficient number, since it is larger than the sum of its proper divisors (1125612110).

2251224214 is a wasteful number, since it uses less digits than its factorization.

2251224214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125612109.

The product of its digits is 2560, while the sum is 25.

The square root of 2251224214 is about 47447.0674963164. The cubic root of 2251224214 is about 1310.6083094451.

Adding to 2251224214 its reverse (4124221522), we get a palindrome (6375445736).

The spelling of 2251224214 in words is "two billion, two hundred fifty-one million, two hundred twenty-four thousand, two hundred fourteen".