276631068 has 36 divisors (see below), whose sum is σ = 750857352. Its totient is φ = 79037280.

The previous prime is 276631063. The next prime is 276631081. The reversal of 276631068 is 860136672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276631063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 234643 + ... + 235818.

Almost surely, 2^276631068 is an apocalyptic number.

276631068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

276631068 is an abundant number, since it is smaller than the sum of its proper divisors (474226284).

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

276631068 is a wasteful number, since it uses less digits than its factorization.

276631068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470482 (or 470473 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 276631068 is about 16632.2297963923. The cubic root of 276631068 is about 651.5788584740.

The spelling of 276631068 in words is "two hundred seventy-six million, six hundred thirty-one thousand, sixty-eight".