2214772251 has 8 divisors (see below), whose sum is σ = 2959354944. Its totient is φ = 1473352200.

The previous prime is 2214772247. The next prime is 2214772279. The reversal of 2214772251 is 1522774122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2214772251 - 2² = 2214772247 is a prime.

It is a super-2 number, since 2×2214772251² = 9810432247599214002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2214773251) 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 7 ways as a sum of consecutive naturals, for example, 789025 + ... + 791826.

It is an arithmetic number, because the mean of its divisors is an integer number (369919368).

Almost surely, 2^2214772251 is an apocalyptic number.

2214772251 is a deficient number, since it is larger than the sum of its proper divisors (744582693).

2214772251 is a wasteful number, since it uses less digits than its factorization.

2214772251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581321.

The product of its digits is 15680, while the sum is 33.

The square root of 2214772251 is about 47061.3668628526. The cubic root of 2214772251 is about 1303.4959651599.

The spelling of 2214772251 in words is "two billion, two hundred fourteen million, seven hundred seventy-two thousand, two hundred fifty-one".