472822388 has 12 divisors (see below), whose sum is σ = 828325092. Its totient is φ = 236158080.

The previous prime is 472822369. The next prime is 472822393. The reversal of 472822388 is 883228274.

It can be written as a sum of positive squares in 2 ways, for example, as 143472484 + 329349904 = 11978^2 + 18148^2 .

It is a super-3 number, since 3×472822388³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 59045 + ... + 66572.

It is an arithmetic number, because the mean of its divisors is an integer number (69027091).

Almost surely, 2^472822388 is an apocalyptic number.

It is an amenable number.

472822388 is a deficient number, since it is larger than the sum of its proper divisors (355502704).

472822388 is a wasteful number, since it uses less digits than its factorization.

472822388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126562 (or 126560 counting only the distinct ones).

The product of its digits is 344064, while the sum is 44.

The square root of 472822388 is about 21744.4794833079. The cubic root of 472822388 is about 779.0512176278.

The spelling of 472822388 in words is "four hundred seventy-two million, eight hundred twenty-two thousand, three hundred eighty-eight".