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490712 = 2361339
BaseRepresentation
bin1110111110011011000
3220221010112
41313303120
5111200322
614303452
74112435
oct1676330
9827115
10490712
11305752
121b7b88
13142481
14cab8c
159a5e2
hex77cd8

490712 has 8 divisors (see below), whose sum is σ = 920100. Its totient is φ = 245352.

The previous prime is 490697. The next prime is 490733. The reversal of 490712 is 217094.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

490712 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30662 + ... + 30677.

2490712 is an apocalyptic number.

It is an amenable number.

490712 is a deficient number, since it is larger than the sum of its proper divisors (429388).

490712 is a wasteful number, since it uses less digits than its factorization.

490712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61345 (or 61341 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 490712 is about 700.5083868163. The cubic root of 490712 is about 78.8755183171.

The spelling of 490712 in words is "four hundred ninety thousand, seven hundred twelve".

Divisors: 1 2 4 8 61339 122678 245356 490712