506621041 has 4 divisors (see below), whose sum is σ = 508081392. Its totient is φ = 505160692.

The previous prime is 506621033. The next prime is 506621083. The reversal of 506621041 is 140126605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 506621041 - 2³ = 506621033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506620997 and 506621015.

It is not an unprimeable number, because it can be changed into a prime (506621741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729655 + ... + 730348.

It is an arithmetic number, because the mean of its divisors is an integer number (127020348).

Almost surely, 2^506621041 is an apocalyptic number.

It is an amenable number.

506621041 is a deficient number, since it is larger than the sum of its proper divisors (1460351).

506621041 is a wasteful number, since it uses less digits than its factorization.

506621041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460350.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 506621041 is about 22508.2438453114. The cubic root of 506621041 is about 797.1885903979.

Adding to 506621041 its reverse (140126605), we get a palindrome (646747646).

The spelling of 506621041 in words is "five hundred six million, six hundred twenty-one thousand, forty-one".