226601520 has 80 divisors (see below), whose sum is σ = 733024512. Its totient is φ = 57798400.

The previous prime is 226601503. The next prime is 226601521. The reversal of 226601520 is 25106622.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (226601521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15006 + ... + 26045.

Almost surely, 2^226601520 is an apocalyptic number.

226601520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226601520 is an abundant number, since it is smaller than the sum of its proper divisors (506422992).

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

226601520 is a wasteful number, since it uses less digits than its factorization.

226601520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41090 (or 41084 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 226601520 is about 15053.2893415360. The cubic root of 226601520 is about 609.6598659182.

The spelling of 226601520 in words is "two hundred twenty-six million, six hundred one thousand, five hundred twenty".