275252625 has 24 divisors (see below), whose sum is σ = 496190760. Its totient is φ = 146800800.

The previous prime is 275252611. The next prime is 275252647. The reversal of 275252625 is 526252572.

It is a happy number.

275252625 is a `hidden beast` number, since 2 + 7 + 5 + 25 + 2 + 625 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2903616 + 272349009 = 1704^2 + 16503^2 .

It is not a de Polignac number, because 275252625 - 2⁴ = 275252609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275252625.

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, 121210 + ... + 123459.

It is an arithmetic number, because the mean of its divisors is an integer number (20674615).

Almost surely, 2^275252625 is an apocalyptic number.

275252625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

275252625 is a deficient number, since it is larger than the sum of its proper divisors (220938135).

275252625 is a wasteful number, since it uses less digits than its factorization.

275252625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244690 (or 244677 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 275252625 is about 16590.7391336251. The cubic root of 275252625 is about 650.4947909141.

The spelling of 275252625 in words is "two hundred seventy-five million, two hundred fifty-two thousand, six hundred twenty-five".