8222287251 has 8 divisors (see below), whose sum is σ = 11028697344. Its totient is φ = 5448701000.

The previous prime is 8222287243. The next prime is 8222287267. The reversal of 8222287251 is 1527822228.

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

It is a cyclic number.

It is not a de Polignac number, because 8222287251 - 2³ = 8222287243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8222287291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8205375 + ... + 8206376.

It is an arithmetic number, because the mean of its divisors is an integer number (1378587168).

Almost surely, 2^8222287251 is an apocalyptic number.

8222287251 is a deficient number, since it is larger than the sum of its proper divisors (2806410093).

8222287251 is a wasteful number, since it uses less digits than its factorization.

8222287251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16411921.

The product of its digits is 71680, while the sum is 39.

The square root of 8222287251 is about 90676.8286333394. The cubic root of 8222287251 is about 2018.3549698018.

The spelling of 8222287251 in words is "eight billion, two hundred twenty-two million, two hundred eighty-seven thousand, two hundred fifty-one".