2222256697 has 4 divisors (see below), whose sum is σ = 2222941840. Its totient is φ = 2221571556.

The previous prime is 2222256637. The next prime is 2222256709. The reversal of 2222256697 is 7966522222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2222256697 - 2¹⁵ = 2222223929 is a prime.

It is a super-2 number, since 2×2222256697² = 9876849654722699618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222256637) 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, 337683 + ... + 344200.

It is an arithmetic number, because the mean of its divisors is an integer number (555735460).

Almost surely, 2^2222256697 is an apocalyptic number.

It is an amenable number.

2222256697 is a deficient number, since it is larger than the sum of its proper divisors (685143).

2222256697 is an equidigital number, since it uses as much as digits as its factorization.

2222256697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685142.

The product of its digits is 362880, while the sum is 43.

The square root of 2222256697 is about 47140.8177379222. The cubic root of 2222256697 is about 1304.9626285643.

The spelling of 2222256697 in words is "two billion, two hundred twenty-two million, two hundred fifty-six thousand, six hundred ninety-seven".