327992397 has 16 divisors (see below), whose sum is σ = 458649600. Its totient is φ = 208094832.

The previous prime is 327992389. The next prime is 327992447. The reversal of 327992397 is 793299723.

It is a happy number.

It is not a de Polignac number, because 327992397 - 2³ = 327992389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327992317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1788 + ... + 25674.

It is an arithmetic number, because the mean of its divisors is an integer number (28665600).

Almost surely, 2^327992397 is an apocalyptic number.

It is an amenable number.

327992397 is a deficient number, since it is larger than the sum of its proper divisors (130657203).

327992397 is a wasteful number, since it uses less digits than its factorization.

327992397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24112.

The product of its digits is 1285956, while the sum is 51.

The square root of 327992397 is about 18110.5603723353. The cubic root of 327992397 is about 689.6381194184.

The spelling of 327992397 in words is "three hundred twenty-seven million, nine hundred ninety-two thousand, three hundred ninety-seven".