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214472 = 23171983
BaseRepresentation
bin110100010111001000
3101220012102
4310113020
523330342
64332532
71552166
oct642710
9356172
10214472
11137155
12a4148
137680b
1458236
1543832
hex345c8

214472 has 32 divisors (see below), whose sum is σ = 453600. Its totient is φ = 94464.

The previous prime is 214469. The next prime is 214481. The reversal of 214472 is 274412.

214472 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 25 + 1 + 45 + 48 + 75 + 217 .

It is a congruent number.

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, 2543 + ... + 2625.

It is an arithmetic number, because the mean of its divisors is an integer number (14175).

2214472 is an apocalyptic number.

It is an amenable number.

214472 is an abundant number, since it is smaller than the sum of its proper divisors (239128).

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

214472 is a wasteful number, since it uses less digits than its factorization.

214472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 121 counting only the distinct ones).

The product of its digits is 448, while the sum is 20.

The square root of 214472 is about 463.1112177436. Note that the first 3 decimals coincide. The cubic root of 214472 is about 59.8581835843.

Adding to 214472 its reverse (274412), we get a palindrome (488884).

It can be divided in two parts, 214 and 472, that added together give a palindrome (686).

The spelling of 214472 in words is "two hundred fourteen thousand, four hundred seventy-two", and thus it is an iban number.

Divisors: 1 2 4 8 17 19 34 38 68 76 83 136 152 166 323 332 646 664 1292 1411 1577 2584 2822 3154 5644 6308 11288 12616 26809 53618 107236 214472