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214485 = 3579181
BaseRepresentation
bin110100010111010101
3101220012220
4310113111
523330420
64332553
71552215
oct642725
9356186
10214485
11137167
12a4159
137681b
1458245
1543840
hex345d5

214485 has 16 divisors (see below), whose sum is σ = 349440. Its totient is φ = 112320.

The previous prime is 214483. The next prime is 214499. The reversal of 214485 is 584412.

It is not a de Polignac number, because 214485 - 21 = 214483 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 214485.

It is not an unprimeable number, because it can be changed into a prime (214481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095 + ... + 1275.

It is an arithmetic number, because the mean of its divisors is an integer number (21840).

2214485 is an apocalyptic number.

It is an amenable number.

214485 is a deficient number, since it is larger than the sum of its proper divisors (134955).

214485 is a wasteful number, since it uses less digits than its factorization.

214485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268.

The product of its digits is 1280, while the sum is 24.

The square root of 214485 is about 463.1252530364. The cubic root of 214485 is about 59.8593929740.

Adding to 214485 its reverse (584412), we get a palindrome (798897).

The spelling of 214485 in words is "two hundred fourteen thousand, four hundred eighty-five".

Divisors: 1 3 5 15 79 181 237 395 543 905 1185 2715 14299 42897 71495 214485