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490259 = 7116367
BaseRepresentation
bin1110111101100010011
3220220111202
41313230103
5111142014
614301415
74111220
oct1675423
9826452
10490259
11305380
121b786b
131421c3
14ca947
159a3de
hex77b13

490259 has 8 divisors (see below), whose sum is σ = 611328. Its totient is φ = 381960.

The previous prime is 490249. The next prime is 490267. The reversal of 490259 is 952094.

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 490259 - 28 = 490003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490249) 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, 3107 + ... + 3260.

It is an arithmetic number, because the mean of its divisors is an integer number (76416).

2490259 is an apocalyptic number.

490259 is a deficient number, since it is larger than the sum of its proper divisors (121069).

490259 is a wasteful number, since it uses less digits than its factorization.

490259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6385.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 490259 is about 700.1849755600. The cubic root of 490259 is about 78.8512395749.

The spelling of 490259 in words is "four hundred ninety thousand, two hundred fifty-nine".

Divisors: 1 7 11 77 6367 44569 70037 490259