276400000 has 96 divisors (see below), whose sum is σ = 689252760. Its totient is φ = 110400000.

The previous prime is 276399941. The next prime is 276400031. The reversal of 276400000 is 4672.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399655 + ... + 400345.

Almost surely, 2^276400000 is an apocalyptic number.

276400000 is a gapful number since it is divisible by the number (20) 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 276400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344626380).

276400000 is an abundant number, since it is smaller than the sum of its proper divisors (412852760).

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

276400000 is an frugal number, since it uses more digits than its factorization.

276400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 276400000 is about 16625.2819524963. The cubic root of 276400000 is about 651.3973881803.

Adding to 276400000 its reverse (4672), we get a palindrome (276404672).

The spelling of 276400000 in words is "two hundred seventy-six million, four hundred thousand".