502194 has 32 divisors (see below), whose sum is σ = 1253376. Its totient is φ = 130320.

The previous prime is 502181. The next prime is 502217. The reversal of 502194 is 491205.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 502194.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 502194.

It is an unprimeable number.

502194 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 (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82 + ... + 1005.

It is an arithmetic number, because the mean of its divisors is an integer number (39168).

2⁵⁰²¹⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 502194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (626688).

502194 is an abundant number, since it is smaller than the sum of its proper divisors (751182).

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

502194 is a wasteful number, since it uses less digits than its factorization.

502194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 502194 is about 708.6564753109. The cubic root of 502194 is about 79.4859751376.

Adding to 502194 its reverse (491205), we get a palindrome (993399).

It can be divided in two parts, 5021 and 94, that added together give a palindrome (5115).

The spelling of 502194 in words is "five hundred two thousand, one hundred ninety-four".