502142002 has 4 divisors (see below), whose sum is σ = 753213006. Its totient is φ = 251071000.

The previous prime is 502141993. The next prime is 502142021. The reversal of 502142002 is 200241205.

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., 499924881 + 2217121 = 22359^2 + 1489^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125535499 + ... + 125535502.

Almost surely, 2^502142002 is an apocalyptic number.

502142002 is a deficient number, since it is larger than the sum of its proper divisors (251071004).

502142002 is a wasteful number, since it uses less digits than its factorization.

502142002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251071003.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 502142002 is about 22408.5252080542. The cubic root of 502142002 is about 794.8323167301.

Adding to 502142002 its reverse (200241205), we get a palindrome (702383207).

The spelling of 502142002 in words is "five hundred two million, one hundred forty-two thousand, two".