526440226 has 8 divisors (see below), whose sum is σ = 850403484. Its totient is φ = 242972400.

The previous prime is 526440217. The next prime is 526440259. The reversal of 526440226 is 622044625.

It can be written as a sum of positive squares in 2 ways, for example, as 405418225 + 121022001 = 20135^2 + 11001^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10123825 + ... + 10123876.

Almost surely, 2^526440226 is an apocalyptic number.

526440226 is a deficient number, since it is larger than the sum of its proper divisors (323963258).

526440226 is a wasteful number, since it uses less digits than its factorization.

526440226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20247716.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 526440226 is about 22944.2852579896. The cubic root of 526440226 is about 807.4513326176.

The spelling of 526440226 in words is "five hundred twenty-six million, four hundred forty thousand, two hundred twenty-six".