501002 has 4 divisors (see below), whose sum is σ = 751506. Its totient is φ = 250500.

The previous prime is 501001. The next prime is 501013. The reversal of 501002 is 200105.

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., 323761 + 177241 = 569^2 + 421^2 .

It is not an unprimeable number, because it can be changed into a prime (501001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125249 + ... + 125252.

2⁵⁰¹⁰⁰² is an apocalyptic number.

501002 is a deficient number, since it is larger than the sum of its proper divisors (250504).

501002 is a wasteful number, since it uses less digits than its factorization.

501002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250503.

The product of its (nonzero) digits is 10, while the sum is 8.

The square root of 501002 is about 707.8149475675. The cubic root of 501002 is about 79.4230364161.

Adding to 501002 its reverse (200105), we get a palindrome (701107).

The spelling of 501002 in words is "five hundred one thousand, two".