506940341 has 4 divisors (see below), whose sum is σ = 507127500. Its totient is φ = 506753184.

The previous prime is 506940337. The next prime is 506940347. The reversal of 506940341 is 143049605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 301161316 + 205779025 = 17354^2 + 14345^2 .

It is a cyclic number.

It is not a de Polignac number, because 506940341 - 2² = 506940337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506940298 and 506940307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506940347) 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, 89456 + ... + 94953.

It is an arithmetic number, because the mean of its divisors is an integer number (126781875).

Almost surely, 2^506940341 is an apocalyptic number.

It is an amenable number.

506940341 is a deficient number, since it is larger than the sum of its proper divisors (187159).

506940341 is a wasteful number, since it uses less digits than its factorization.

506940341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187158.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 506940341 is about 22515.3356848171. The cubic root of 506940341 is about 797.3560323579.

Adding to 506940341 its reverse (143049605), we get a palindrome (649989946).

The spelling of 506940341 in words is "five hundred six million, nine hundred forty thousand, three hundred forty-one".