275334140 has 24 divisors (see below), whose sum is σ = 581236992. Its totient is φ = 109555520.

The previous prime is 275334139. The next prime is 275334223. The reversal of 275334140 is 41433572.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32219 + ... + 39858.

It is an arithmetic number, because the mean of its divisors is an integer number (24218208).

Almost surely, 2^275334140 is an apocalyptic number.

275334140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275334140 is an abundant number, since it is smaller than the sum of its proper divisors (305902852).

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

275334140 is a wasteful number, since it uses less digits than its factorization.

275334140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72277 (or 72275 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 275334140 is about 16593.1955933750. The cubic root of 275334140 is about 650.5589984149.

The spelling of 275334140 in words is "two hundred seventy-five million, three hundred thirty-four thousand, one hundred forty".