226556549 has 8 divisors (see below), whose sum is σ = 227697792. Its totient is φ = 225419040.

The previous prime is 226556543. The next prime is 226556563. The reversal of 226556549 is 945655622.

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 226556549 - 2¹² = 226552453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226556543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297329 + ... + 298089.

It is an arithmetic number, because the mean of its divisors is an integer number (28462224).

Almost surely, 2^226556549 is an apocalyptic number.

It is an amenable number.

226556549 is a deficient number, since it is larger than the sum of its proper divisors (1141243).

226556549 is an equidigital number, since it uses as much as digits as its factorization.

226556549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867.

The product of its digits is 648000, while the sum is 44.

The square root of 226556549 is about 15051.7955407320. The cubic root of 226556549 is about 609.6195325204.

The spelling of 226556549 in words is "two hundred twenty-six million, five hundred fifty-six thousand, five hundred forty-nine".