276440368 has 40 divisors (see below), whose sum is σ = 559089216. Its totient is φ = 132288000.

The previous prime is 276440363. The next prime is 276440369. The reversal of 276440368 is 863044672.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 276440368.

It is not an unprimeable number, because it can be changed into a prime (276440363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30793 + ... + 38743.

Almost surely, 2^276440368 is an apocalyptic number.

It is an amenable number.

276440368 is an abundant number, since it is smaller than the sum of its proper divisors (282648848).

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

276440368 is a wasteful number, since it uses less digits than its factorization.

276440368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053 (or 8047 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The square root of 276440368 is about 16626.4959627698. The cubic root of 276440368 is about 651.4290986600.

The spelling of 276440368 in words is "two hundred seventy-six million, four hundred forty thousand, three hundred sixty-eight".