276028704 has 144 divisors (see below), whose sum is σ = 936254592. Its totient is φ = 75423744.

The previous prime is 276028693. The next prime is 276028733. The reversal of 276028704 is 407820672.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 43392 + ... + 49344.

It is an arithmetic number, because the mean of its divisors is an integer number (6501768).

Almost surely, 2^276028704 is an apocalyptic number.

276028704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276028704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468127296).

276028704 is an abundant number, since it is smaller than the sum of its proper divisors (660225888).

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

276028704 is a wasteful number, since it uses less digits than its factorization.

276028704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999 (or 5988 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 276028704 is about 16614.1115922580. Note that the first 3 decimals coincide. The cubic root of 276028704 is about 651.1055772478.

The spelling of 276028704 in words is "two hundred seventy-six million, twenty-eight thousand, seven hundred four".