501010028 has 12 divisors (see below), whose sum is σ = 897157800. Its totient is φ = 244679232.

The previous prime is 501010001. The next prime is 501010033. The reversal of 501010028 is 820010105.

It is a super-2 number, since 2×501010028² = 502022096313121568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 501009988 and 501010015.

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, 1456253 + ... + 1456596.

It is an arithmetic number, because the mean of its divisors is an integer number (74763150).

Almost surely, 2^501010028 is an apocalyptic number.

It is an amenable number.

501010028 is a deficient number, since it is larger than the sum of its proper divisors (396147772).

501010028 is a wasteful number, since it uses less digits than its factorization.

501010028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2912896 (or 2912894 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 501010028 is about 22383.2532934781. The cubic root of 501010028 is about 794.2346063579.

The spelling of 501010028 in words is "five hundred one million, ten thousand, twenty-eight".