1326247332 has 24 divisors (see below), whose sum is σ = 3194403072. Its totient is φ = 427821600.

The previous prime is 1326247331. The next prime is 1326247357. The reversal of 1326247332 is 2337426231.

It is a junction number, because it is equal to n+sod(n) for n = 1326247293 and 1326247302.

It is not an unprimeable number, because it can be changed into a prime (1326247331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1782219 + ... + 1782962.

It is an arithmetic number, because the mean of its divisors is an integer number (133100128).

Almost surely, 2^1326247332 is an apocalyptic number.

1326247332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1326247332 is an abundant number, since it is smaller than the sum of its proper divisors (1868155740).

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

1326247332 is a wasteful number, since it uses less digits than its factorization.

1326247332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565219 (or 3565217 counting only the distinct ones).

The product of its digits is 36288, while the sum is 33.

The square root of 1326247332 is about 36417.6788387179. The cubic root of 1326247332 is about 1098.6891636057.

The spelling of 1326247332 in words is "one billion, three hundred twenty-six million, two hundred forty-seven thousand, three hundred thirty-two".