913231226 has 8 divisors (see below), whose sum is σ = 1370923380. Its totient is φ = 456256768.

The previous prime is 913231217. The next prime is 913231243. The reversal of 913231226 is 622132319.

It can be written as a sum of positive squares in 2 ways, for example, as 864301201 + 48930025 = 29399^2 + 6995^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176231 + ... + 181338.

Almost surely, 2^913231226 is an apocalyptic number.

913231226 is a deficient number, since it is larger than the sum of its proper divisors (457692154).

913231226 is a wasteful number, since it uses less digits than its factorization.

913231226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358848.

The product of its digits is 3888, while the sum is 29.

The square root of 913231226 is about 30219.7158490943. The cubic root of 913231226 is about 970.1977228284.

The spelling of 913231226 in words is "nine hundred thirteen million, two hundred thirty-one thousand, two hundred twenty-six".