631222466 has 16 divisors (see below), whose sum is σ = 1082652480. Its totient is φ = 270384720.

The previous prime is 631222463. The next prime is 631222483. The reversal of 631222466 is 664222136.

631222466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (631222463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19445 + ... + 40503.

It is an arithmetic number, because the mean of its divisors is an integer number (67665780).

Almost surely, 2^631222466 is an apocalyptic number.

631222466 is a deficient number, since it is larger than the sum of its proper divisors (451430014).

631222466 is a wasteful number, since it uses less digits than its factorization.

631222466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23209.

The product of its digits is 20736, while the sum is 32.

The square root of 631222466 is about 25124.1410997471. The cubic root of 631222466 is about 857.8160133129.

The spelling of 631222466 in words is "six hundred thirty-one million, two hundred twenty-two thousand, four hundred sixty-six".