276741664 has 24 divisors (see below), whose sum is σ = 563624460. Its totient is φ = 133598976.

The previous prime is 276741659. The next prime is 276741667. The reversal of 276741664 is 466147672.

It can be written as a sum of positive squares in 2 ways, for example, as 252810000 + 23931664 = 15900^2 + 4892^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 276741664.

It is not an unprimeable number, because it can be changed into a prime (276741667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148179 + ... + 150034.

Almost surely, 2^276741664 is an apocalyptic number.

It is an amenable number.

276741664 is an abundant number, since it is smaller than the sum of its proper divisors (286882796).

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

276741664 is a wasteful number, since it uses less digits than its factorization.

276741664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298252 (or 298244 counting only the distinct ones).

The product of its digits is 338688, while the sum is 43.

The square root of 276741664 is about 16635.5542137916. The cubic root of 276741664 is about 651.6656797829.

The spelling of 276741664 in words is "two hundred seventy-six million, seven hundred forty-one thousand, six hundred sixty-four".