506155 has 12 divisors (see below), whose sum is σ = 658800. Its totient is φ = 373152.

The previous prime is 506147. The next prime is 506171. The reversal of 506155 is 551605.

It is not a de Polignac number, because 506155 - 2³ = 506147 is a prime.

506155 is a Rhonda number in base 8.

506155 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 546 + ... + 1144.

It is an arithmetic number, because the mean of its divisors is an integer number (54900).

2⁵⁰⁶¹⁵⁵ is an apocalyptic number.

506155 is a deficient number, since it is larger than the sum of its proper divisors (152645).

506155 is a wasteful number, since it uses less digits than its factorization.

506155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 506155 is about 711.4457112106. The cubic root of 506155 is about 79.6944070650.

The spelling of 506155 in words is "five hundred six thousand, one hundred fifty-five".