275042106 has 48 divisors (see below), whose sum is σ = 617310720. Its totient is φ = 88411680.

The previous prime is 275042083. The next prime is 275042111. The reversal of 275042106 is 601240572.

It is a self number, because there is not a number n which added to its sum of digits gives 275042106.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199636 + ... + 201008.

It is an arithmetic number, because the mean of its divisors is an integer number (12860640).

Almost surely, 2^275042106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275042106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308655360).

275042106 is an abundant number, since it is smaller than the sum of its proper divisors (342268614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275042106 is a wasteful number, since it uses less digits than its factorization.

275042106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771 (or 1768 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 275042106 is about 16584.3934468524. The cubic root of 275042106 is about 650.3289112492.

Adding to 275042106 its reverse (601240572), we get a palindrome (876282678).

The spelling of 275042106 in words is "two hundred seventy-five million, forty-two thousand, one hundred six".