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427441 = 7227269
BaseRepresentation
bin1101000010110110001
3210201100011
41220112301
5102134231
613054521
73430120
oct1502661
9721304
10427441
11272163
12187441
1311c731
14b1ab7
15869b1
hex685b1

427441 has 8 divisors (see below), whose sum is σ = 492480. Its totient is φ = 363408.

The previous prime is 427439. The next prime is 427447. The reversal of 427441 is 144724.

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

It is a cyclic number.

It is not a de Polignac number, because 427441 - 21 = 427439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455 + ... + 1723.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

2427441 is an apocalyptic number.

It is an amenable number.

427441 is a deficient number, since it is larger than the sum of its proper divisors (65039).

427441 is a wasteful number, since it uses less digits than its factorization.

427441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503.

The product of its digits is 896, while the sum is 22.

The square root of 427441 is about 653.7897215466. The cubic root of 427441 is about 75.3283970104.

It can be divided in two parts, 427 and 441, that added together give a palindrome (868).

The spelling of 427441 in words is "four hundred twenty-seven thousand, four hundred forty-one", and thus it is an iban number.

Divisors: 1 7 227 269 1589 1883 61063 427441