505212106 has 24 divisors (see below), whose sum is σ = 872860320. Its totient is φ = 214830336.

The previous prime is 505212101. The next prime is 505212107. The reversal of 505212106 is 601212505.

It is not an unprimeable number, because it can be changed into a prime (505212101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1124970 + ... + 1125418.

It is an arithmetic number, because the mean of its divisors is an integer number (36369180).

Almost surely, 2^505212106 is an apocalyptic number.

505212106 is a deficient number, since it is larger than the sum of its proper divisors (367648214).

505212106 is an equidigital number, since it uses as much as digits as its factorization.

505212106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086 (or 637 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 505212106 is about 22476.9238553678. The cubic root of 505212106 is about 796.4488989667.

The spelling of 505212106 in words is "five hundred five million, two hundred twelve thousand, one hundred six".