116578226 has 8 divisors (see below), whose sum is σ = 177263004. Its totient is φ = 57490560.

The previous prime is 116578223. The next prime is 116578247. The reversal of 116578226 is 622875611.

It can be written as a sum of positive squares in 2 ways, for example, as 108139201 + 8439025 = 10399^2 + 2905^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 116578226.

It is not an unprimeable number, because it can be changed into a prime (116578223) 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 3 ways as a sum of consecutive naturals, for example, 399095 + ... + 399386.

Almost surely, 2^116578226 is an apocalyptic number.

116578226 is a deficient number, since it is larger than the sum of its proper divisors (60684778).

116578226 is an equidigital number, since it uses as much as digits as its factorization.

116578226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798556.

The product of its digits is 40320, while the sum is 38.

The square root of 116578226 is about 10797.1397138316. The cubic root of 116578226 is about 488.5089003881.

The spelling of 116578226 in words is "one hundred sixteen million, five hundred seventy-eight thousand, two hundred twenty-six".