275090001 has 16 divisors (see below), whose sum is σ = 381616128. Its totient is φ = 176072400.

The previous prime is 275089987. The next prime is 275090003. The reversal of 275090001 is 100090572.

It is not a de Polignac number, because 275090001 - 2²¹ = 272992849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (275090003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166 + ... + 23456.

It is an arithmetic number, because the mean of its divisors is an integer number (23851008).

Almost surely, 2^275090001 is an apocalyptic number.

It is an amenable number.

275090001 is a deficient number, since it is larger than the sum of its proper divisors (106526127).

275090001 is a wasteful number, since it uses less digits than its factorization.

275090001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23452.

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 275090001 is about 16585.8373620387. The cubic root of 275090001 is about 650.3666578278.

The spelling of 275090001 in words is "two hundred seventy-five million, ninety thousand, one".