487418 has 4 divisors (see below), whose sum is σ = 731130. Its totient is φ = 243708.

The previous prime is 487397. The next prime is 487423. The reversal of 487418 is 814784.

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., 426409 + 61009 = 653^2 + 247^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121853 + ... + 121856.

2⁴⁸⁷⁴¹⁸ is an apocalyptic number.

487418 is a deficient number, since it is larger than the sum of its proper divisors (243712).

487418 is a wasteful number, since it uses less digits than its factorization.

487418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243711.

The product of its digits is 7168, while the sum is 32.

The square root of 487418 is about 698.1532782993. The cubic root of 487418 is about 78.6986328322.

The spelling of 487418 in words is "four hundred eighty-seven thousand, four hundred eighteen".