1320626032 has 40 divisors (see below), whose sum is σ = 2795356800. Its totient is φ = 599417280.

The previous prime is 1320626023. The next prime is 1320626033. The reversal of 1320626032 is 2306260231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1320625988 and 1320626006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320626033) 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 7 ways as a sum of consecutive naturals, for example, 125719 + ... + 135817.

It is an arithmetic number, because the mean of its divisors is an integer number (69883920).

Almost surely, 2^1320626032 is an apocalyptic number.

It is an amenable number.

1320626032 is an abundant number, since it is smaller than the sum of its proper divisors (1474730768).

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

1320626032 is a wasteful number, since it uses less digits than its factorization.

1320626032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10861 (or 10855 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1320626032 is about 36340.4187097507. The cubic root of 1320626032 is about 1097.1347004731.

Adding to 1320626032 its reverse (2306260231), we get a palindrome (3626886263).

The spelling of 1320626032 in words is "one billion, three hundred twenty million, six hundred twenty-six thousand, thirty-two".