487490 has 24 divisors (see below), whose sum is σ = 930420. Its totient is φ = 183680.
The previous prime is 487489. The next prime is 487507. The reversal of 487490 is 94784.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 12769 + 474721 = 113^2 + 689^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11870 + ... + 11910.
2487490 is an apocalyptic number.
487490 is a deficient number, since it is larger than the sum of its proper divisors (442930).
487490 is a wasteful number, since it uses less digits than its factorization.
487490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118 (or 77 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 32.
The square root of 487490 is about 698.2048410030. The cubic root of 487490 is about 78.7025076874.
The spelling of 487490 in words is "four hundred eighty-seven thousand, four hundred ninety".
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