275641116 has 24 divisors (see below), whose sum is σ = 646216704. Its totient is φ = 91444080.

The previous prime is 275641063. The next prime is 275641133. The reversal of 275641116 is 611146572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51900 + ... + 56963.

It is an arithmetic number, because the mean of its divisors is an integer number (26925696).

Almost surely, 2^275641116 is an apocalyptic number.

It is an amenable number.

275641116 is an abundant number, since it is smaller than the sum of its proper divisors (370575588).

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

275641116 is a wasteful number, since it uses less digits than its factorization.

275641116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109081 (or 109079 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 275641116 is about 16602.4430732347. The cubic root of 275641116 is about 650.8006827264.

Adding to 275641116 its reverse (611146572), we get a palindrome (886787688).

It can be divided in two parts, 27564 and 1116, that added together give a triangular number (28680 = T₂₃₉).

The spelling of 275641116 in words is "two hundred seventy-five million, six hundred forty-one thousand, one hundred sixteen".