226423855349 has 4 divisors (see below), whose sum is σ = 226427673120. Its totient is φ = 226420037580.

The previous prime is 226423855303. The next prime is 226423855351. The reversal of 226423855349 is 943558324622.

It is a happy number.

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 226423855349 - 2¹² = 226423851253 is a prime.

It is a super-2 number, since 2×226423855349² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226423855349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226423855369) 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, 1818497 + ... + 1939014.

It is an arithmetic number, because the mean of its divisors is an integer number (56606918280).

Almost surely, 2^226423855349 is an apocalyptic number.

It is an amenable number.

226423855349 is a deficient number, since it is larger than the sum of its proper divisors (3817771).

226423855349 is an equidigital number, since it uses as much as digits as its factorization.

226423855349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3817770.

The product of its digits is 12441600, while the sum is 53.

The spelling of 226423855349 in words is "two hundred twenty-six billion, four hundred twenty-three million, eight hundred fifty-five thousand, three hundred forty-nine".