276223000 has 64 divisors (see below), whose sum is σ = 649321920. Its totient is φ = 109984000.

The previous prime is 276222997. The next prime is 276223009. The reversal of 276223000 is 322672.

276223000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276223009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280509 + ... + 281491.

It is an arithmetic number, because the mean of its divisors is an integer number (10145655).

Almost surely, 2^276223000 is an apocalyptic number.

276223000 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 276223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324660960).

276223000 is an abundant number, since it is smaller than the sum of its proper divisors (373098920).

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

276223000 is a wasteful number, since it uses less digits than its factorization.

276223000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285 (or 1271 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 276223000 is about 16619.9578820164. The cubic root of 276223000 is about 651.2583120133.

Adding to 276223000 its reverse (322672), we get a palindrome (276545672).

The spelling of 276223000 in words is "two hundred seventy-six million, two hundred twenty-three thousand".