1320626 has 8 divisors (see below), whose sum is σ = 1993584. Its totient is φ = 656100.

The previous prime is 1320623. The next prime is 1320667. The reversal of 1320626 is 6260231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1320598 and 1320607.

It is not an unprimeable number, because it can be changed into a prime (1320623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700 + ... + 2351.

It is an arithmetic number, because the mean of its divisors is an integer number (249198).

2^1320626 is an apocalyptic number.

1320626 is a deficient number, since it is larger than the sum of its proper divisors (672958).

1320626 is a wasteful number, since it uses less digits than its factorization.

1320626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4216.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1320626 is about 1149.1849285472. The cubic root of 1320626 is about 109.7134691612.

Adding to 1320626 its reverse (6260231), we get a palindrome (7580857).

The spelling of 1320626 in words is "one million, three hundred twenty thousand, six hundred twenty-six".