226504521 has 12 divisors (see below), whose sum is σ = 334782448. Its totient is φ = 147491064.

The previous prime is 226504517. The next prime is 226504547. The reversal of 226504521 is 125405622.

226504521 is a `hidden beast` number, since 2 + 2 + 650 + 4 + 5 + 2 + 1 = 666.

It is not a de Polignac number, because 226504521 - 2² = 226504517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226504561) 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, 292255 + ... + 293028.

Almost surely, 2^226504521 is an apocalyptic number.

It is an amenable number.

226504521 is a deficient number, since it is larger than the sum of its proper divisors (108277927).

226504521 is a wasteful number, since it uses less digits than its factorization.

226504521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585332 (or 585329 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 226504521 is about 15050.0671427074. The cubic root of 226504521 is about 609.5728632106.

The spelling of 226504521 in words is "two hundred twenty-six million, five hundred four thousand, five hundred twenty-one".