1320568 has 16 divisors (see below), whose sum is σ = 2584080. Its totient is φ = 631488.

The previous prime is 1320541. The next prime is 1320607. The reversal of 1320568 is 8650231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3405 + ... + 3772.

It is an arithmetic number, because the mean of its divisors is an integer number (161505).

2^1320568 is an apocalyptic number.

It is an amenable number.

1320568 is a deficient number, since it is larger than the sum of its proper divisors (1263512).

1320568 is a wasteful number, since it uses less digits than its factorization.

1320568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7206 (or 7202 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1320568 is about 1149.1596929931. The cubic root of 1320568 is about 109.7118629849.

Adding to 1320568 its reverse (8650231), we get a palindrome (9970799).

The spelling of 1320568 in words is "one million, three hundred twenty thousand, five hundred sixty-eight".