39648382 has 4 divisors (see below), whose sum is σ = 59472576. Its totient is φ = 19824190.

The previous prime is 39648379. The next prime is 39648391. The reversal of 39648382 is 28384693.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9912094 + ... + 9912097.

It is an arithmetic number, because the mean of its divisors is an integer number (14868144).

Almost surely, 2^39648382 is an apocalyptic number.

39648382 is a deficient number, since it is larger than the sum of its proper divisors (19824194).

39648382 is a wasteful number, since it uses less digits than its factorization.

39648382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19824193.

The product of its digits is 248832, while the sum is 43.

The square root of 39648382 is about 6296.6961178065. The cubic root of 39648382 is about 340.9901414120.

The spelling of 39648382 in words is "thirty-nine million, six hundred forty-eight thousand, three hundred eighty-two".