472724420 has 24 divisors (see below), whose sum is σ = 1134538944. Its totient is φ = 162076896.

The previous prime is 472724401. The next prime is 472724431. The reversal of 472724420 is 24427274.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1688162 + ... + 1688441.

It is an arithmetic number, because the mean of its divisors is an integer number (47272456).

Almost surely, 2^472724420 is an apocalyptic number.

It is an amenable number.

472724420 is an abundant number, since it is smaller than the sum of its proper divisors (661814524).

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

472724420 is a wasteful number, since it uses less digits than its factorization.

472724420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3376619 (or 3376617 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 32.

The square root of 472724420 is about 21742.2266568997. The cubic root of 472724420 is about 778.9974078791.

The spelling of 472724420 in words is "four hundred seventy-two million, seven hundred twenty-four thousand, four hundred twenty".