226163520 has 336 divisors, whose sum is σ = 870143040. Its totient is φ = 53898240.

The previous prime is 226163519. The next prime is 226163521. The reversal of 226163520 is 25361622.

226163520 is a `hidden beast` number, since 2 + 2 + 6 + 1 + 635 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (226163519) and next prime (226163521).

It is a super-2 number, since 2×226163520² = 102299875557580800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226163521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3833251 + ... + 3833309.

Almost surely, 2^226163520 is an apocalyptic number.

226163520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226163520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (435071520).

226163520 is an abundant number, since it is smaller than the sum of its proper divisors (643979520).

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

226163520 is a wasteful number, since it uses less digits than its factorization.

226163520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 226163520 is about 15038.7339892692. The cubic root of 226163520 is about 609.2668069850.

The spelling of 226163520 in words is "two hundred twenty-six million, one hundred sixty-three thousand, five hundred twenty".