276833240 has 16 divisors (see below), whose sum is σ = 622874880. Its totient is φ = 110733280.

The previous prime is 276833231. The next prime is 276833279. The reversal of 276833240 is 42338672.

It is a self number, because there is not a number n which added to its sum of digits gives 276833240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3460376 + ... + 3460455.

It is an arithmetic number, because the mean of its divisors is an integer number (38929680).

Almost surely, 2^276833240 is an apocalyptic number.

276833240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

276833240 is an abundant number, since it is smaller than the sum of its proper divisors (346041640).

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

276833240 is a wasteful number, since it uses less digits than its factorization.

276833240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6920842 (or 6920838 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 276833240 is about 16638.3064041987. The cubic root of 276833240 is about 651.7375522940.

The spelling of 276833240 in words is "two hundred seventy-six million, eight hundred thirty-three thousand, two hundred forty".