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227442 = 2337907
BaseRepresentation
bin110111100001110010
3102112222210
4313201302
524234232
64512550
71635045
oct674162
9375883
10227442
11145976
12ab756
137c6a7
145cc5c
15475cc
hex37872

227442 has 8 divisors (see below), whose sum is σ = 454896. Its totient is φ = 75812.

The previous prime is 227431. The next prime is 227453. The reversal of 227442 is 244722.

It is an interprime number because it is at equal distance from previous prime (227431) and next prime (227453).

It is a sphenic number, since it is the product of 3 distinct primes.

227442 is an admirable number.

It is an unprimeable number.

227442 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18948 + ... + 18959.

It is an arithmetic number, because the mean of its divisors is an integer number (56862).

2227442 is an apocalyptic number.

227442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

227442 is a wasteful number, since it uses less digits than its factorization.

227442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37912.

The product of its digits is 896, while the sum is 21.

The square root of 227442 is about 476.9087963123. The cubic root of 227442 is about 61.0412692156.

The spelling of 227442 in words is "two hundred twenty-seven thousand, four hundred forty-two", and thus it is an iban number.

Divisors: 1 2 3 6 37907 75814 113721 227442