1327836380 has 36 divisors (see below), whose sum is σ = 3019460472. Its totient is φ = 490276800.

The previous prime is 1327836371. The next prime is 1327836383. The reversal of 1327836380 is 836387231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327836383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193046 + ... + 199805.

It is an arithmetic number, because the mean of its divisors is an integer number (83873902).

Almost surely, 2^1327836380 is an apocalyptic number.

1327836380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1327836380 is an abundant number, since it is smaller than the sum of its proper divisors (1691624092).

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

1327836380 is a wasteful number, since it uses less digits than its factorization.

1327836380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392886 (or 392871 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 1327836380 is about 36439.4892938965. The cubic root of 1327836380 is about 1099.1277879272.

The spelling of 1327836380 in words is "one billion, three hundred twenty-seven million, eight hundred thirty-six thousand, three hundred eighty".