275332680 has 192 divisors, whose sum is σ = 1082989440. Its totient is φ = 59222016.

The previous prime is 275332661. The next prime is 275332691. The reversal of 275332680 is 86233572.

275332680 is a `hidden beast` number, since 27 + 533 + 26 + 80 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39627 + ... + 46053.

It is an arithmetic number, because the mean of its divisors is an integer number (5640570).

Almost surely, 2^275332680 is an apocalyptic number.

275332680 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 275332680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541494720).

275332680 is an abundant number, since it is smaller than the sum of its proper divisors (807656760).

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

275332680 is a wasteful number, since it uses less digits than its factorization.

275332680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468 (or 6461 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 275332680 is about 16593.1515993798. The cubic root of 275332680 is about 650.5578485177.

The spelling of 275332680 in words is "two hundred seventy-five million, three hundred thirty-two thousand, six hundred eighty".