275555088 has 80 divisors (see below), whose sum is σ = 825363840. Its totient is φ = 87854976.

The previous prime is 275555069. The next prime is 275555089. The reversal of 275555088 is 880555572.

It is not an unprimeable number, because it can be changed into a prime (275555089) 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, 3931 + ... + 23802.

It is an arithmetic number, because the mean of its divisors is an integer number (10317048).

Almost surely, 2^275555088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275555088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (412681920).

275555088 is an abundant number, since it is smaller than the sum of its proper divisors (549808752).

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

275555088 is a wasteful number, since it uses less digits than its factorization.

275555088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27773 (or 27761 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 45.

The square root of 275555088 is about 16599.8520475334. The cubic root of 275555088 is about 650.7329703963.

The spelling of 275555088 in words is "two hundred seventy-five million, five hundred fifty-five thousand, eighty-eight".