531012226 has 8 divisors (see below), whose sum is σ = 797045904. Its totient is φ = 265330260.

The previous prime is 531012193. The next prime is 531012233. The reversal of 531012226 is 622210135.

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

It is a super-2 number, since 2×531012226² = 563947968322950152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 531012197 and 531012206.

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, 84120 + ... + 90211.

It is an arithmetic number, because the mean of its divisors is an integer number (99630738).

Almost surely, 2^531012226 is an apocalyptic number.

531012226 is a deficient number, since it is larger than the sum of its proper divisors (266033678).

531012226 is a wasteful number, since it uses less digits than its factorization.

531012226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175856.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 531012226 is about 23043.7025236831. The cubic root of 531012226 is about 809.7821016281.

The spelling of 531012226 in words is "five hundred thirty-one million, twelve thousand, two hundred twenty-six".