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227401 = 239887
BaseRepresentation
bin110111100001001001
3102112221021
4313201021
524234101
64512441
71634656
oct674111
9375837
10227401
11145939
12ab721
137c675
145cc2d
15475a1
hex37849

227401 has 4 divisors (see below), whose sum is σ = 237312. Its totient is φ = 217492.

The previous prime is 227399. The next prime is 227407. The reversal of 227401 is 104722.

227401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104722 = 252361.

It is a cyclic number.

It is not a de Polignac number, because 227401 - 21 = 227399 is a prime.

It is a super-2 number, since 2×2274012 = 103422429602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (227407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4921 + ... + 4966.

It is an arithmetic number, because the mean of its divisors is an integer number (59328).

2227401 is an apocalyptic number.

It is an amenable number.

227401 is a deficient number, since it is larger than the sum of its proper divisors (9911).

227401 is an equidigital number, since it uses as much as digits as its factorization.

227401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9910.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 227401 is about 476.8658092168. The cubic root of 227401 is about 61.0376011120.

The spelling of 227401 in words is "two hundred twenty-seven thousand, four hundred one", and thus it is an iban number.

Divisors: 1 23 9887 227401