506733155 has 4 divisors (see below), whose sum is σ = 608079792. Its totient is φ = 405386520.

The previous prime is 506733151. The next prime is 506733181. The reversal of 506733155 is 551337605.

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

It is not a de Polignac number, because 506733155 - 2² = 506733151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506733151) 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 3 ways as a sum of consecutive naturals, for example, 50673311 + ... + 50673320.

It is an arithmetic number, because the mean of its divisors is an integer number (152019948).

Almost surely, 2^506733155 is an apocalyptic number.

506733155 is a deficient number, since it is larger than the sum of its proper divisors (101346637).

506733155 is a wasteful number, since it uses less digits than its factorization.

506733155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101346636.

The product of its (nonzero) digits is 47250, while the sum is 35.

The square root of 506733155 is about 22510.7342172573. The cubic root of 506733155 is about 797.2473913571.

The spelling of 506733155 in words is "five hundred six million, seven hundred thirty-three thousand, one hundred fifty-five".