255210106 has 4 divisors (see below), whose sum is σ = 382815162. Its totient is φ = 127605052.

The previous prime is 255210041. The next prime is 255210113. The reversal of 255210106 is 601012552.

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

It can be written as a sum of positive squares in only one way, i.e., 174372025 + 80838081 = 13205^2 + 8991^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63802525 + ... + 63802528.

Almost surely, 2^255210106 is an apocalyptic number.

255210106 is a deficient number, since it is larger than the sum of its proper divisors (127605056).

255210106 is a wasteful number, since it uses less digits than its factorization.

255210106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127605055.

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

The square root of 255210106 is about 15975.2967421579. The cubic root of 255210106 is about 634.3066862010.

Adding to 255210106 its reverse (601012552), we get a palindrome (856222658).

The spelling of 255210106 in words is "two hundred fifty-five million, two hundred ten thousand, one hundred six".