275527000 has 96 divisors (see below), whose sum is σ = 750129120. Its totient is φ = 94449600.

The previous prime is 275526997. The next prime is 275527013. The reversal of 275527000 is 725572.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 275527000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46189 + ... + 51811.

It is an arithmetic number, because the mean of its divisors is an integer number (7813845).

Almost surely, 2^275527000 is an apocalyptic number.

275527000 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 275527000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (375064560).

275527000 is an abundant number, since it is smaller than the sum of its proper divisors (474602120).

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

275527000 is a wasteful number, since it uses less digits than its factorization.

275527000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5658 (or 5637 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 275527000 is about 16599.0059943359. The cubic root of 275527000 is about 650.7108593805.

The spelling of 275527000 in words is "two hundred seventy-five million, five hundred twenty-seven thousand".