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486001 = 1925579
BaseRepresentation
bin1110110101001110001
3220200200001
41312221301
5111023001
614230001
74062625
oct1665161
9820601
10486001
1130215a
121b5301
13140299
14c9185
1599001
hex76a71

486001 has 4 divisors (see below), whose sum is σ = 511600. Its totient is φ = 460404.

The previous prime is 485993. The next prime is 486023. The reversal of 486001 is 100684.

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.

It is a cyclic number.

It is not a de Polignac number, because 486001 - 23 = 485993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 25579 = 486001 / (4 + 8 + 6 + 0 + 0 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 486001.

It is not an unprimeable number, because it can be changed into a prime (486041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12771 + ... + 12808.

It is an arithmetic number, because the mean of its divisors is an integer number (127900).

2486001 is an apocalyptic number.

It is an amenable number.

486001 is a deficient number, since it is larger than the sum of its proper divisors (25599).

486001 is a wasteful number, since it uses less digits than its factorization.

486001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25598.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 486001 is about 697.1377195361. The cubic root of 486001 is about 78.6222957509.

Subtracting from 486001 its product of nonzero digits (192), we obtain a square (485809 = 6972).

Adding to 486001 its reverse (100684), we get a palindrome (586685).

The spelling of 486001 in words is "four hundred eighty-six thousand, one".

Divisors: 1 19 25579 486001