276948066 has 32 divisors (see below), whose sum is σ = 584663040. Its totient is φ = 87215184.

The previous prime is 276948053. The next prime is 276948073. The reversal of 276948066 is 660849672.

It is a super-2 number, since 2×276948066² = 153400462522280712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40491 + ... + 46833.

It is an arithmetic number, because the mean of its divisors is an integer number (18270720).

Almost surely, 2^276948066 is an apocalyptic number.

276948066 is an abundant number, since it is smaller than the sum of its proper divisors (307714974).

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

276948066 is a wasteful number, since it uses less digits than its factorization.

276948066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 276948066 is about 16641.7566981374. The cubic root of 276948066 is about 651.8276499422.

The spelling of 276948066 in words is "two hundred seventy-six million, nine hundred forty-eight thousand, sixty-six".