1226654 has 16 divisors (see below), whose sum is σ = 2162160. Its totient is φ = 514560.

The previous prime is 1226651. The next prime is 1226663. The reversal of 1226654 is 4566221.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a d-powerful number, because it can be written as 1 + 2⁷ + 2¹⁷ + 6³ + 6⁶ + 5 + 4¹⁰ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226651) 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, 1859 + ... + 2430.

It is an arithmetic number, because the mean of its divisors is an integer number (135135).

2^1226654 is an apocalyptic number.

1226654 is a deficient number, since it is larger than the sum of its proper divisors (935506).

1226654 is a wasteful number, since it uses less digits than its factorization.

1226654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4315.

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

The square root of 1226654 is about 1107.5441300463. The cubic root of 1226654 is about 107.0468831144.

It can be divided in two parts, 122 and 6654, that added together give a palindrome (6776).

The spelling of 1226654 in words is "one million, two hundred twenty-six thousand, six hundred fifty-four".