631472622 has 96 divisors (see below), whose sum is σ = 1456509600. Its totient is φ = 182138880.

The previous prime is 631472617. The next prime is 631472641. The reversal of 631472622 is 226274136.

631472622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1873638 + ... + 1873974.

It is an arithmetic number, because the mean of its divisors is an integer number (15171975).

Almost surely, 2^631472622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 631472622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (728254800).

631472622 is an abundant number, since it is smaller than the sum of its proper divisors (825036978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

631472622 is a wasteful number, since it uses less digits than its factorization.

631472622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 471 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 631472622 is about 25129.1190056476. The cubic root of 631472622 is about 857.9293169912.

The spelling of 631472622 in words is "six hundred thirty-one million, four hundred seventy-two thousand, six hundred twenty-two".