506498 has 8 divisors (see below), whose sum is σ = 804492. Its totient is φ = 238336.

The previous prime is 506491. The next prime is 506501. The reversal of 506498 is 894605.

It can be written as a sum of positive squares in 2 ways, for example, as 426409 + 80089 = 653^2 + 283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506491) by changing a digit.

506498 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 in 3 ways as a sum of consecutive naturals, for example, 7415 + ... + 7482.

2⁵⁰⁶⁴⁹⁸ is an apocalyptic number.

506498 is a deficient number, since it is larger than the sum of its proper divisors (297994).

506498 is a wasteful number, since it uses less digits than its factorization.

506498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14916.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 506498 is about 711.6867288351. The cubic root of 506498 is about 79.7124048518.

It can be divided in two parts, 50 and 6498, that multiplied together give a square (324900 = 570²).

The spelling of 506498 in words is "five hundred six thousand, four hundred ninety-eight".