275235057 has 8 divisors (see below), whose sum is σ = 407755680. Its totient is φ = 183490020.

The previous prime is 275235053. The next prime is 275235101. The reversal of 275235057 is 750532572.

It is a happy number.

It is not a de Polignac number, because 275235057 - 2² = 275235053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (275235053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5096919 + ... + 5096972.

It is an arithmetic number, because the mean of its divisors is an integer number (50969460).

Almost surely, 2^275235057 is an apocalyptic number.

275235057 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

275235057 is a deficient number, since it is larger than the sum of its proper divisors (132520623).

275235057 is a wasteful number, since it uses less digits than its factorization.

275235057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10193900 (or 10193894 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 275235057 is about 16590.2096731777. The cubic root of 275235057 is about 650.4809513421.

The spelling of 275235057 in words is "two hundred seventy-five million, two hundred thirty-five thousand, fifty-seven".