1206626 has 16 divisors (see below), whose sum is σ = 2001024. Its totient is φ = 542784.

The previous prime is 1206619. The next prime is 1206637. The reversal of 1206626 is 6266021.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11 + ... + 1553.

It is an arithmetic number, because the mean of its divisors is an integer number (125064).

2^1206626 is an apocalyptic number.

1206626 is a deficient number, since it is larger than the sum of its proper divisors (794398).

1206626 is a wasteful number, since it uses less digits than its factorization.

1206626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1206626 is about 1098.4652930339. The cubic root of 1206626 is about 106.4610862409.

The spelling of 1206626 in words is "one million, two hundred six thousand, six hundred twenty-six".