2227396459 has 4 divisors (see below), whose sum is σ = 2231933400. Its totient is φ = 2222859520.

The previous prime is 2227396439. The next prime is 2227396471. The reversal of 2227396459 is 9546937222.

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 2227396459 - 2⁵ = 2227396427 is a prime.

It is a super-2 number, since 2×2227396459² = 9922589971131477362, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2227396439) 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, 2267734 + ... + 2268715.

It is an arithmetic number, because the mean of its divisors is an integer number (557983350).

Almost surely, 2^2227396459 is an apocalyptic number.

2227396459 is a deficient number, since it is larger than the sum of its proper divisors (4536941).

2227396459 is an equidigital number, since it uses as much as digits as its factorization.

2227396459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536940.

The product of its digits is 1632960, while the sum is 49.

The square root of 2227396459 is about 47195.3012385767. The cubic root of 2227396459 is about 1305.9679179238.

The spelling of 2227396459 in words is "two billion, two hundred twenty-seven million, three hundred ninety-six thousand, four hundred fifty-nine".