276322146 has 16 divisors (see below), whose sum is σ = 554232000. Its totient is φ = 91842768.

The previous prime is 276322141. The next prime is 276322157. The reversal of 276322146 is 641223672.

It is not an unprimeable number, because it can be changed into a prime (276322141) 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 7 ways as a sum of consecutive naturals, for example, 63886 + ... + 68073.

It is an arithmetic number, because the mean of its divisors is an integer number (34639500).

Almost surely, 2^276322146 is an apocalyptic number.

276322146 is an abundant number, since it is smaller than the sum of its proper divisors (277909854).

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

276322146 is a wasteful number, since it uses less digits than its factorization.

276322146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132313.

The product of its digits is 24192, while the sum is 33.

The square root of 276322146 is about 16622.9403536198. The cubic root of 276322146 is about 651.3362224126.

The spelling of 276322146 in words is "two hundred seventy-six million, three hundred twenty-two thousand, one hundred forty-six".