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225414 = 23271789
BaseRepresentation
bin110111000010000110
3102110012200
4313002012
524203124
64455330
71626120
oct670206
9373180
10225414
111443a2
12aa546
137b7a7
145c210
1546bc9
hex37086

225414 has 24 divisors (see below), whose sum is σ = 558480. Its totient is φ = 64368.

The previous prime is 225383. The next prime is 225427. The reversal of 225414 is 414522.

It is a super-2 number, since 2×2254142 = 101622942792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a Curzon number.

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 225414.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 769 + ... + 1020.

It is an arithmetic number, because the mean of its divisors is an integer number (23270).

2225414 is an apocalyptic number.

225414 is an abundant number, since it is smaller than the sum of its proper divisors (333066).

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

225414 is a wasteful number, since it uses less digits than its factorization.

225414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1801 counting only the distinct ones).

The product of its digits is 320, while the sum is 18.

The square root of 225414 is about 474.7778427854. Note that the first 3 decimals coincide. The cubic root of 225414 is about 60.8593012714.

Adding to 225414 its reverse (414522), we get a palindrome (639936).

The spelling of 225414 in words is "two hundred twenty-five thousand, four hundred fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 1789 3578 5367 10734 12523 16101 25046 32202 37569 75138 112707 225414