226525578 has 16 divisors (see below), whose sum is σ = 479701440. Its totient is φ = 71066816.

The previous prime is 226525577. The next prime is 226525589. The reversal of 226525578 is 875525622.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (226525573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110318 + ... + 1110521.

It is an arithmetic number, because the mean of its divisors is an integer number (29981340).

Almost surely, 2^226525578 is an apocalyptic number.

226525578 is an abundant number, since it is smaller than the sum of its proper divisors (253175862).

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

226525578 is a wasteful number, since it uses less digits than its factorization.

226525578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220861.

The product of its digits is 336000, while the sum is 42.

The square root of 226525578 is about 15050.7666914347. The cubic root of 226525578 is about 609.5917522789.

The spelling of 226525578 in words is "two hundred twenty-six million, five hundred twenty-five thousand, five hundred seventy-eight".