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490208 = 2515319
BaseRepresentation
bin1110111101011100000
3220220102212
41313223200
5111141313
614301252
74111115
oct1675340
9826385
10490208
11305334
121b7828
13142184
14ca90c
159a3a8
hex77ae0

490208 has 12 divisors (see below), whose sum is σ = 965160. Its totient is φ = 245088.

The previous prime is 490207. The next prime is 490223. The reversal of 490208 is 802094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490201) 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 as a sum of consecutive naturals, namely, 7628 + ... + 7691.

It is an arithmetic number, because the mean of its divisors is an integer number (80430).

2490208 is an apocalyptic number.

It is an amenable number.

490208 is a deficient number, since it is larger than the sum of its proper divisors (474952).

490208 is a wasteful number, since it uses less digits than its factorization.

490208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15329 (or 15321 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 490208 is about 700.1485556652. The cubic root of 490208 is about 78.8485052701.

The spelling of 490208 in words is "four hundred ninety thousand, two hundred eight".

Divisors: 1 2 4 8 16 32 15319 30638 61276 122552 245104 490208