1320700662 has 24 divisors (see below), whose sum is σ = 2880474480. Its totient is φ = 437317200.

The previous prime is 1320700649. The next prime is 1320700669. The reversal of 1320700662 is 2660070231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320700669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240237 + ... + 245672.

It is an arithmetic number, because the mean of its divisors is an integer number (120019770).

Almost surely, 2^1320700662 is an apocalyptic number.

1320700662 is an abundant number, since it is smaller than the sum of its proper divisors (1559773818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320700662 is a wasteful number, since it uses less digits than its factorization.

1320700662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486068 (or 486065 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 1320700662 is about 36341.4455133529. The cubic root of 1320700662 is about 1097.1553668385.

Adding to 1320700662 its reverse (2660070231), we get a palindrome (3980770893).

The spelling of 1320700662 in words is "one billion, three hundred twenty million, seven hundred thousand, six hundred sixty-two".