501056 has 14 divisors (see below), whose sum is σ = 994410. Its totient is φ = 250496.

The previous prime is 501043. The next prime is 501077. The reversal of 501056 is 650105.

It can be written as a sum of positive squares in only one way, i.e., 341056 + 160000 = 584^2 + 400^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

501056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3851 + ... + 3978.

2⁵⁰¹⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

501056 is a deficient number, since it is larger than the sum of its proper divisors (493354).

501056 is an equidigital number, since it uses as much as digits as its factorization.

501056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7841 (or 7831 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 501056 is about 707.8530921032. The cubic root of 501056 is about 79.4258898245.

The spelling of 501056 in words is "five hundred one thousand, fifty-six".