327964633 has 4 divisors (see below), whose sum is σ = 336828580. Its totient is φ = 319100688.

The previous prime is 327964627. The next prime is 327964687. The reversal of 327964633 is 336469723.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 336469723 = 733 ⋅459031.

It can be written as a sum of positive squares in 2 ways, for example, as 193682889 + 134281744 = 13917^2 + 11588^2 .

It is a cyclic number.

It is not a de Polignac number, because 327964633 - 2¹³ = 327956441 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 327964633.

It is not an unprimeable number, because it can be changed into a prime (327964603) 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, 4431918 + ... + 4431991.

It is an arithmetic number, because the mean of its divisors is an integer number (84207145).

Almost surely, 2^327964633 is an apocalyptic number.

It is an amenable number.

327964633 is a deficient number, since it is larger than the sum of its proper divisors (8863947).

327964633 is an equidigital number, since it uses as much as digits as its factorization.

327964633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8863946.

The product of its digits is 489888, while the sum is 43.

The square root of 327964633 is about 18109.7938420071. The cubic root of 327964633 is about 689.6186599703.

The spelling of 327964633 in words is "three hundred twenty-seven million, nine hundred sixty-four thousand, six hundred thirty-three".