226243646 has 8 divisors (see below), whose sum is σ = 340656624. Its totient is φ = 112691440.

The previous prime is 226243643. The next prime is 226243651. The reversal of 226243646 is 646342622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226243643) 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, 214535 + ... + 215586.

It is an arithmetic number, because the mean of its divisors is an integer number (42582078).

Almost surely, 2^226243646 is an apocalyptic number.

226243646 is a deficient number, since it is larger than the sum of its proper divisors (114412978).

226243646 is a wasteful number, since it uses less digits than its factorization.

226243646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430386.

The product of its digits is 82944, while the sum is 35.

The square root of 226243646 is about 15041.3977409016. The cubic root of 226243646 is about 609.3387495455.

The spelling of 226243646 in words is "two hundred twenty-six million, two hundred forty-three thousand, six hundred forty-six".