2224222591 has 4 divisors (see below), whose sum is σ = 2355059232. Its totient is φ = 2093385952.

The previous prime is 2224222549. The next prime is 2224222597. The reversal of 2224222591 is 1952224222.

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

It is a cyclic number.

It is not a de Polignac number, because 2224222591 - 2²¹ = 2222125439 is a prime.

It is a super-2 number, since 2×2224222591² = 9894332268629506562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224222597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65418295 + ... + 65418328.

It is an arithmetic number, because the mean of its divisors is an integer number (588764808).

Almost surely, 2^2224222591 is an apocalyptic number.

2224222591 is a deficient number, since it is larger than the sum of its proper divisors (130836641).

2224222591 is a wasteful number, since it uses less digits than its factorization.

2224222591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130836640.

The product of its digits is 11520, while the sum is 31.

The square root of 2224222591 is about 47161.6644214345. The cubic root of 2224222591 is about 1305.3473219089.

The spelling of 2224222591 in words is "two billion, two hundred twenty-four million, two hundred twenty-two thousand, five hundred ninety-one".