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490014 = 23273889
BaseRepresentation
bin1110111101000011110
3220220011200
41313220132
5111140024
614300330
74110420
oct1675036
9826150
10490014
11305178
121b76a6
13142065
14ca810
159a2c9
hex77a1e

490014 has 24 divisors (see below), whose sum is σ = 1213680. Its totient is φ = 139968.

The previous prime is 490003. The next prime is 490019. The reversal of 490014 is 410094.

It is a super-2 number, since 2×4900142 = 480227440392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1819 + ... + 2070.

It is an arithmetic number, because the mean of its divisors is an integer number (50570).

2490014 is an apocalyptic number.

490014 is an abundant number, since it is smaller than the sum of its proper divisors (723666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490014 is a wasteful number, since it uses less digits than its factorization.

490014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904 (or 3901 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 490014 is about 700.0099999286. The cubic root of 490014 is about 78.8381024558.

The spelling of 490014 in words is "four hundred ninety thousand, fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 3889 7778 11667 23334 27223 35001 54446 70002 81669 163338 245007 490014