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472207724 = 221011168831
BaseRepresentation
bin11100001001010…
…101000101101100
31012220112122012222
4130021111011230
51431341121344
6114505014512
714462461622
oct3411250554
91186478188
10472207724
1122260471a
12112184438
1376aa3c71
14469dd512
152b6c85ee
hex1c25516c

472207724 has 12 divisors (see below), whose sum is σ = 834546048. Its totient is φ = 233766000.

The previous prime is 472207721. The next prime is 472207751. The reversal of 472207724 is 427702274.

It is not an unprimeable number, because it can be changed into a prime (472207721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584012 + ... + 584819.

It is an arithmetic number, because the mean of its divisors is an integer number (69545504).

Almost surely, 2472207724 is an apocalyptic number.

It is an amenable number.

472207724 is a deficient number, since it is larger than the sum of its proper divisors (362338324).

472207724 is a wasteful number, since it uses less digits than its factorization.

472207724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168936 (or 1168934 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 35.

The square root of 472207724 is about 21730.3410925830. The cubic root of 472207724 is about 778.7134851784.

Adding to 472207724 its reverse (427702274), we get a palindrome (899909998).

The spelling of 472207724 in words is "four hundred seventy-two million, two hundred seven thousand, seven hundred twenty-four".

Divisors: 1 2 4 101 202 404 1168831 2337662 4675324 118051931 236103862 472207724