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490412 = 22139431
BaseRepresentation
bin1110111101110101100
3220220201102
41313232230
5111143122
614302232
74111526
oct1675654
9826642
10490412
113054aa
121b7978
131422b0
14caa16
159a492
hex77bac

490412 has 12 divisors (see below), whose sum is σ = 924336. Its totient is φ = 226320.

The previous prime is 490393. The next prime is 490417. The reversal of 490412 is 214094.

It is not an unprimeable number, because it can be changed into a prime (490417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4664 + ... + 4767.

It is an arithmetic number, because the mean of its divisors is an integer number (77028).

2490412 is an apocalyptic number.

It is an amenable number.

490412 is a deficient number, since it is larger than the sum of its proper divisors (433924).

490412 is a wasteful number, since it uses less digits than its factorization.

490412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9448 (or 9446 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 490412 is about 700.2942238802. The cubic root of 490412 is about 78.8594413519.

The spelling of 490412 in words is "four hundred ninety thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 9431 18862 37724 122603 245206 490412