327996247 has 4 divisors (see below), whose sum is σ = 328056616. Its totient is φ = 327935880.

The previous prime is 327996211. The next prime is 327996287. The reversal of 327996247 is 742699723.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 742699723 = 17 ⋅43688219.

It is a cyclic number.

It is not a de Polignac number, because 327996247 - 2¹⁵ = 327963479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 327996247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327996287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21129 + ... + 33202.

It is an arithmetic number, because the mean of its divisors is an integer number (82014154).

Almost surely, 2^327996247 is an apocalyptic number.

327996247 is a deficient number, since it is larger than the sum of its proper divisors (60369).

327996247 is an equidigital number, since it uses as much as digits as its factorization.

327996247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60368.

The product of its digits is 1143072, while the sum is 49.

The square root of 327996247 is about 18110.6666635991. Note that the first 5 decimals coincide. The cubic root of 327996247 is about 689.6408177496.

The spelling of 327996247 in words is "three hundred twenty-seven million, nine hundred ninety-six thousand, two hundred forty-seven".