531606226 has 8 divisors (see below), whose sum is σ = 797917824. Its totient is φ = 265633620.

The previous prime is 531606209. The next prime is 531606227. The reversal of 531606226 is 622606135.

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

It is not an unprimeable number, because it can be changed into a prime (531606227) by changing a digit.

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, 80790 + ... + 87121.

It is an arithmetic number, because the mean of its divisors is an integer number (99739728).

Almost surely, 2^531606226 is an apocalyptic number.

531606226 is a deficient number, since it is larger than the sum of its proper divisors (266311598).

531606226 is a wasteful number, since it uses less digits than its factorization.

531606226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169496.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 531606226 is about 23056.5874751664. The cubic root of 531606226 is about 810.0839348067.

Subtracting 531606226 from its reverse (622606135), we obtain a palindrome (90999909).

The spelling of 531606226 in words is "five hundred thirty-one million, six hundred six thousand, two hundred twenty-six".