1327032690 has 64 divisors (see below), whose sum is σ = 3252807936. Its totient is φ = 346401792.

The previous prime is 1327032689. The next prime is 1327032701. The reversal of 1327032690 is 962307231.

It is a happy number.

1327032690 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1327032690² = 3522031520657272200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297819 + ... + 302241.

It is an arithmetic number, because the mean of its divisors is an integer number (50825124).

Almost surely, 2^1327032690 is an apocalyptic number.

1327032690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1327032690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1626403968).

1327032690 is an abundant number, since it is smaller than the sum of its proper divisors (1925775246).

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

1327032690 is a wasteful number, since it uses less digits than its factorization.

1327032690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 1327032690 is about 36428.4598905855. The cubic root of 1327032690 is about 1098.9059894420.

The spelling of 1327032690 in words is "one billion, three hundred twenty-seven million, thirty-two thousand, six hundred ninety".