226286787 has 8 divisors (see below), whose sum is σ = 305849104. Its totient is φ = 148791168.

The previous prime is 226286773. The next prime is 226286803. The reversal of 226286787 is 787682622.

It is a happy number.

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

It is not a de Polignac number, because 226286787 - 2⁷ = 226286659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226286707) 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, 516418 + ... + 516855.

It is an arithmetic number, because the mean of its divisors is an integer number (38231138).

Almost surely, 2^226286787 is an apocalyptic number.

226286787 is a deficient number, since it is larger than the sum of its proper divisors (79562317).

226286787 is a wasteful number, since it uses less digits than its factorization.

226286787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033349.

The product of its digits is 903168, while the sum is 48.

The square root of 226286787 is about 15042.8317480453. The cubic root of 226286787 is about 609.3774774285.

The spelling of 226286787 in words is "two hundred twenty-six million, two hundred eighty-six thousand, seven hundred eighty-seven".