226330578 has 64 divisors (see below), whose sum is σ = 519402240. Its totient is φ = 73008000.

The previous prime is 226330567. The next prime is 226330589. The reversal of 226330578 is 875033622.

226330578 is a `hidden beast` number, since 22 + 63 + 3 + 0 + 578 = 666.

It is an interprime number because it is at equal distance from previous prime (226330567) and next prime (226330589).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333976 + ... + 334652.

It is an arithmetic number, because the mean of its divisors is an integer number (8115660).

Almost surely, 2^226330578 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226330578, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259701120).

226330578 is an abundant number, since it is smaller than the sum of its proper divisors (293071662).

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

226330578 is a wasteful number, since it uses less digits than its factorization.

226330578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 226330578 is about 15044.2872214007. The cubic root of 226330578 is about 609.4167837858.

The spelling of 226330578 in words is "two hundred twenty-six million, three hundred thirty thousand, five hundred seventy-eight".