1330636 has 12 divisors (see below), whose sum is σ = 2409120. Its totient is φ = 642320.

The previous prime is 1330633. The next prime is 1330649. The reversal of 1330636 is 6360331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1330633) 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, 5620 + ... + 5851.

It is an arithmetic number, because the mean of its divisors is an integer number (200760).

2^1330636 is an apocalyptic number.

It is an amenable number.

1330636 is a deficient number, since it is larger than the sum of its proper divisors (1078484).

1330636 is a wasteful number, since it uses less digits than its factorization.

1330636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11504 (or 11502 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 1330636 is about 1153.5319674807. The cubic root of 1330636 is about 109.9899715375.

Adding to 1330636 its reverse (6360331), we get a palindrome (7690967).

The spelling of 1330636 in words is "one million, three hundred thirty thousand, six hundred thirty-six".