501610223 has 2 divisors, whose sum is σ = 501610224. Its totient is φ = 501610222.

The previous prime is 501610217. The next prime is 501610253. The reversal of 501610223 is 322016105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 501610223 - 2²⁰ = 500561647 is a prime.

It is a super-2 number, since 2×501610223² = 503225631636219458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 501610195 and 501610204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501610253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250805111 + 250805112.

It is an arithmetic number, because the mean of its divisors is an integer number (250805112).

Almost surely, 2^501610223 is an apocalyptic number.

501610223 is a deficient number, since it is larger than the sum of its proper divisors (1).

501610223 is an equidigital number, since it uses as much as digits as its factorization.

501610223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 501610223 is about 22396.6565138638. The cubic root of 501610223 is about 794.5516362134.

Adding to 501610223 its reverse (322016105), we get a palindrome (823626328).

The spelling of 501610223 in words is "five hundred one million, six hundred ten thousand, two hundred twenty-three".