226648422 has 192 divisors, whose sum is σ = 689472000. Its totient is φ = 54250560.

The previous prime is 226648309. The next prime is 226648423. The reversal of 226648422 is 224846622.

226648422 is a `hidden beast` number, since 2 + 2 + 6 + 648 + 4 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226648423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 378079 + ... + 378677.

It is an arithmetic number, because the mean of its divisors is an integer number (3591000).

Almost surely, 2^226648422 is an apocalyptic number.

226648422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 226648422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344736000).

226648422 is an abundant number, since it is smaller than the sum of its proper divisors (462823578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226648422 is a wasteful number, since it uses less digits than its factorization.

226648422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 635 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 226648422 is about 15054.8471264241. The cubic root of 226648422 is about 609.7019254984.

The spelling of 226648422 in words is "two hundred twenty-six million, six hundred forty-eight thousand, four hundred twenty-two".