226464220 has 24 divisors (see below), whose sum is σ = 480287808. Its totient is φ = 89688000.

The previous prime is 226464193. The next prime is 226464257. The reversal of 226464220 is 22464622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54036 + ... + 58075.

It is an arithmetic number, because the mean of its divisors is an integer number (20011992).

Almost surely, 2^226464220 is an apocalyptic number.

226464220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226464220 is an abundant number, since it is smaller than the sum of its proper divisors (253823588).

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

226464220 is a wasteful number, since it uses less digits than its factorization.

226464220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112221 (or 112219 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 226464220 is about 15048.7281854647. The cubic root of 226464220 is about 609.5367081514.

The spelling of 226464220 in words is "two hundred twenty-six million, four hundred sixty-four thousand, two hundred twenty".