226520424 has 48 divisors (see below), whose sum is σ = 660687300. Its totient is φ = 69698304.

The previous prime is 226520423. The next prime is 226520429. The reversal of 226520424 is 424025622.

It is a happy number.

226520424 is a `hidden beast` number, since 2 + 2 + 652 + 0 + 4 + 2 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 225540324 + 980100 = 15018^2 + 990^2 .

It is not an unprimeable number, because it can be changed into a prime (226520423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120069 + ... + 121940.

Almost surely, 2^226520424 is an apocalyptic number.

226520424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

226520424 is an abundant number, since it is smaller than the sum of its proper divisors (434166876).

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

226520424 is a wasteful number, since it uses less digits than its factorization.

226520424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242034 (or 242027 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 226520424 is about 15050.5954699474. The cubic root of 226520424 is about 609.5871290192.

The spelling of 226520424 in words is "two hundred twenty-six million, five hundred twenty thousand, four hundred twenty-four".