226405577 has 8 divisors (see below), whose sum is σ = 238828800. Its totient is φ = 214033104.

The previous prime is 226405573. The next prime is 226405579. The reversal of 226405577 is 775504622.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226405577 - 2² = 226405573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226405577.

It is not an unprimeable number, because it can be changed into a prime (226405573) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3338 + ... + 21539.

It is an arithmetic number, because the mean of its divisors is an integer number (29853600).

Almost surely, 2^226405577 is an apocalyptic number.

It is an amenable number.

226405577 is a deficient number, since it is larger than the sum of its proper divisors (12423223).

226405577 is a wasteful number, since it uses less digits than its factorization.

226405577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25375.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 226405577 is about 15046.7796222315. The cubic root of 226405577 is about 609.4840903516.

The spelling of 226405577 in words is "two hundred twenty-six million, four hundred five thousand, five hundred seventy-seven".