502145452 has 12 divisors (see below), whose sum is σ = 925004920. Its totient is φ = 237858336.

The previous prime is 502145447. The next prime is 502145477. The reversal of 502145452 is 254541205.

It is a self number, because there is not a number n which added to its sum of digits gives 502145452.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3303513 + ... + 3303664.

Almost surely, 2^502145452 is an apocalyptic number.

It is an amenable number.

502145452 is a deficient number, since it is larger than the sum of its proper divisors (422859468).

502145452 is a wasteful number, since it uses less digits than its factorization.

502145452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6607200 (or 6607198 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 502145452 is about 22408.6021875529. The cubic root of 502145452 is about 794.8341370420.

Adding to 502145452 its reverse (254541205), we get a palindrome (756686657).

The spelling of 502145452 in words is "five hundred two million, one hundred forty-five thousand, four hundred fifty-two".