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472483869 = 311139471163
BaseRepresentation
bin11100001010011…
…000100000011101
31012221001200000120
4130022120200131
51431423440434
6114514545153
714465021664
oct3412304035
91187050016
10472483869
11222783140
121122981b9
1376b6c870
1446a71ddb
152b730349
hex1c29881d

472483869 has 32 divisors (see below), whose sum is σ = 741533184. Its totient is φ = 263820480.

The previous prime is 472483867. The next prime is 472483897. The reversal of 472483869 is 968384274.

It is not a de Polignac number, because 472483869 - 21 = 472483867 is a prime.

It is a super-3 number, since 3×4724838693 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472483861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405682 + ... + 406844.

It is an arithmetic number, because the mean of its divisors is an integer number (23172912).

Almost surely, 2472483869 is an apocalyptic number.

It is an amenable number.

472483869 is a deficient number, since it is larger than the sum of its proper divisors (269049315).

472483869 is a wasteful number, since it uses less digits than its factorization.

472483869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137.

The product of its digits is 2322432, while the sum is 51.

The square root of 472483869 is about 21736.6940678660. The cubic root of 472483869 is about 778.8652516718.

The spelling of 472483869 in words is "four hundred seventy-two million, four hundred eighty-three thousand, eight hundred sixty-nine".

Divisors: 1 3 11 13 33 39 143 429 947 1163 2841 3489 10417 12311 12793 15119 31251 36933 38379 45357 135421 166309 406263 498927 1101361 3304083 12114971 14317693 36344913 42953079 157494623 472483869