506940417 has 8 divisors (see below), whose sum is σ = 751022880. Its totient is φ = 337960260.

The previous prime is 506940409. The next prime is 506940419. The reversal of 506940417 is 714049605.

It is not a de Polignac number, because 506940417 - 2³ = 506940409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (506940419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9387759 + ... + 9387812.

It is an arithmetic number, because the mean of its divisors is an integer number (93877860).

Almost surely, 2^506940417 is an apocalyptic number.

It is an amenable number.

506940417 is a deficient number, since it is larger than the sum of its proper divisors (244082463).

506940417 is a wasteful number, since it uses less digits than its factorization.

506940417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18775580 (or 18775574 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 506940417 is about 22515.3373725556. The cubic root of 506940417 is about 797.3560722041.

The spelling of 506940417 in words is "five hundred six million, nine hundred forty thousand, four hundred seventeen".