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472131 = 321119251
BaseRepresentation
bin1110011010001000011
3212222122100
41303101003
5110102011
614041443
74004322
oct1632103
9788570
10472131
112a27a0
121a9283
13136b8a
14c40b9
1594d56
hex73443

472131 has 24 divisors (see below), whose sum is σ = 786240. Its totient is φ = 270000.

The previous prime is 472127. The next prime is 472133. The reversal of 472131 is 131274.

It is not a de Polignac number, because 472131 - 22 = 472127 is a prime.

It is a super-2 number, since 2×4721312 = 445815362322, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 472131.

It is not an unprimeable number, because it can be changed into a prime (472133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1756 + ... + 2006.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2472131 is an apocalyptic number.

472131 is a deficient number, since it is larger than the sum of its proper divisors (314109).

472131 is a wasteful number, since it uses less digits than its factorization.

472131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287 (or 284 counting only the distinct ones).

The product of its digits is 168, while the sum is 18.

The square root of 472131 is about 687.1178938144. The cubic root of 472131 is about 77.8671307943.

The spelling of 472131 in words is "four hundred seventy-two thousand, one hundred thirty-one".

Divisors: 1 3 9 11 19 33 57 99 171 209 251 627 753 1881 2259 2761 4769 8283 14307 24849 42921 52459 157377 472131