1226575 has 24 divisors (see below), whose sum is σ = 1789568. Its totient is φ = 816480.

The previous prime is 1226557. The next prime is 1226581. The reversal of 1226575 is 5756221.

It is not a de Polignac number, because 1226575 - 2⁹ = 1226063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 7444 + ... + 7606.

2^1226575 is an apocalyptic number.

1226575 is a deficient number, since it is larger than the sum of its proper divisors (562993).

1226575 is a wasteful number, since it uses less digits than its factorization.

1226575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 218 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 1226575 is about 1107.5084649789. The cubic root of 1226575 is about 107.0445850240.

It can be divided in two parts, 1 and 226575, that added together give a square (226576 = 476²).

The spelling of 1226575 in words is "one million, two hundred twenty-six thousand, five hundred seventy-five".