502420434 has 8 divisors (see below), whose sum is σ = 1004840880. Its totient is φ = 167473476.

The previous prime is 502420427. The next prime is 502420453. The reversal of 502420434 is 434024205.

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

502420434 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41868364 + ... + 41868375.

It is an arithmetic number, because the mean of its divisors is an integer number (125605110).

Almost surely, 2^502420434 is an apocalyptic number.

502420434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

502420434 is a wasteful number, since it uses less digits than its factorization.

502420434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83736744.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 502420434 is about 22414.7369826193. The cubic root of 502420434 is about 794.9791980634.

Adding to 502420434 its reverse (434024205), we get a palindrome (936444639).

The spelling of 502420434 in words is "five hundred two million, four hundred twenty thousand, four hundred thirty-four".