506698355 has 4 divisors (see below), whose sum is σ = 608038032. Its totient is φ = 405358680.

The previous prime is 506698351. The next prime is 506698363. The reversal of 506698355 is 553896605.

It is a happy number.

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

It is not a de Polignac number, because 506698355 - 2² = 506698351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506698351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50669831 + ... + 50669840.

It is an arithmetic number, because the mean of its divisors is an integer number (152009508).

Almost surely, 2^506698355 is an apocalyptic number.

506698355 is a deficient number, since it is larger than the sum of its proper divisors (101339677).

506698355 is a wasteful number, since it uses less digits than its factorization.

506698355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101339676.

The product of its (nonzero) digits is 972000, while the sum is 47.

The square root of 506698355 is about 22509.9612394158. The cubic root of 506698355 is about 797.2291405651.

The spelling of 506698355 in words is "five hundred six million, six hundred ninety-eight thousand, three hundred fifty-five".