276129066 has 16 divisors (see below), whose sum is σ = 561312288. Its totient is φ = 90534000.

The previous prime is 276129047. The next prime is 276129083. The reversal of 276129066 is 660921672.

276129066 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×276129066² = 152494522180064712, which contains 22 as substring.

It is an unprimeable number.

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, 376860 + ... + 377591.

It is an arithmetic number, because the mean of its divisors is an integer number (35082018).

Almost surely, 2^276129066 is an apocalyptic number.

276129066 is an abundant number, since it is smaller than the sum of its proper divisors (285183222).

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

276129066 is a wasteful number, since it uses less digits than its factorization.

276129066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754517.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 276129066 is about 16617.1317019515. The cubic root of 276129066 is about 651.1844800802.

The spelling of 276129066 in words is "two hundred seventy-six million, one hundred twenty-nine thousand, sixty-six".