502494798 has 24 divisors (see below), whose sum is σ = 1088245368. Its totient is φ = 154613472.

The previous prime is 502494793. The next prime is 502494809. The reversal of 502494798 is 897494205.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502494793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246765 + ... + 248792.

It is an arithmetic number, because the mean of its divisors is an integer number (45343557).

Almost surely, 2^502494798 is an apocalyptic number.

502494798 is an abundant number, since it is smaller than the sum of its proper divisors (585750570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

502494798 is a wasteful number, since it uses less digits than its factorization.

502494798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495588 (or 495575 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 502494798 is about 22416.3957406181. The cubic root of 502494798 is about 795.0184181485.

The spelling of 502494798 in words is "five hundred two million, four hundred ninety-four thousand, seven hundred ninety-eight".