1226465 has 16 divisors (see below), whose sum is σ = 1596672. Its totient is φ = 900864.

The previous prime is 1226461. The next prime is 1226471. The reversal of 1226465 is 5646221.

It is not a de Polignac number, because 1226465 - 2² = 1226461 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226461) 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, 3842 + ... + 4148.

It is an arithmetic number, because the mean of its divisors is an integer number (99792).

2^1226465 is an apocalyptic number.

It is an amenable number.

1226465 is a deficient number, since it is larger than the sum of its proper divisors (370207).

1226465 is a wasteful number, since it uses less digits than its factorization.

1226465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376.

The product of its digits is 2880, while the sum is 26.

The square root of 1226465 is about 1107.4588028455. The cubic root of 1226465 is about 107.0413849870.

The spelling of 1226465 in words is "one million, two hundred twenty-six thousand, four hundred sixty-five".