12275575 has 24 divisors (see below), whose sum is σ = 16592688. Its totient is φ = 8954880.

The previous prime is 12275569. The next prime is 12275587. The reversal of 12275575 is 57557221.

It is not a de Polignac number, because 12275575 - 2³ = 12275567 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12275575.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34599 + ... + 34951.

It is an arithmetic number, because the mean of its divisors is an integer number (691362).

Almost surely, 2^12275575 is an apocalyptic number.

12275575 is a deficient number, since it is larger than the sum of its proper divisors (4317113).

12275575 is a wasteful number, since it uses less digits than its factorization.

12275575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 478 counting only the distinct ones).

The product of its digits is 24500, while the sum is 34.

The square root of 12275575 is about 3503.6516664760. The cubic root of 12275575 is about 230.6821274548.

The spelling of 12275575 in words is "twelve million, two hundred seventy-five thousand, five hundred seventy-five".