274280 has 16 divisors (see below), whose sum is σ = 617220. Its totient is φ = 109696.
The previous prime is 274277. The next prime is 274283. The reversal of 274280 is 82472.
It is an interprime number because it is at equal distance from previous prime (274277) and next prime (274283).
It can be written as a sum of positive squares in 2 ways, for example, as 228484 + 45796 = 478^2 + 214^2 .
It is a plaindrome in base 12.
It is not an unprimeable number, because it can be changed into a prime (274283) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3389 + ... + 3468.
2274280 is an apocalyptic number.
274280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
274280 is an abundant number, since it is smaller than the sum of its proper divisors (342940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
274280 is a wasteful number, since it uses less digits than its factorization.
274280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6868 (or 6864 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 23.
The square root of 274280 is about 523.7174810907. The cubic root of 274280 is about 64.9727696591.
The spelling of 274280 in words is "two hundred seventy-four thousand, two hundred eighty".
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