487346 has 4 divisors (see below), whose sum is σ = 731022. Its totient is φ = 243672.

The previous prime is 487313. The next prime is 487349. The reversal of 487346 is 643784.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 390625 + 96721 = 625^2 + 311^2 .

It is a super-2 number, since 2×487346² = 475012247432, which contains 22 as substring.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (487349) by changing a digit.

487346 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 121835 + ... + 121838.

2⁴⁸⁷³⁴⁶ is an apocalyptic number.

487346 is a deficient number, since it is larger than the sum of its proper divisors (243676).

487346 is a wasteful number, since it uses less digits than its factorization.

487346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243675.

The product of its digits is 16128, while the sum is 32.

The square root of 487346 is about 698.1017117870. The cubic root of 487346 is about 78.6947575953.

The spelling of 487346 in words is "four hundred eighty-seven thousand, three hundred forty-six".