39325664 has 36 divisors (see below), whose sum is σ = 88694424. Its totient is φ = 16813632.

The previous prime is 39325631. The next prime is 39325667. The reversal of 39325664 is 46652393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39325667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 93647 + ... + 94065.

It is an arithmetic number, because the mean of its divisors is an integer number (2463734).

Almost surely, 2^39325664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39325664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44347212).

39325664 is an abundant number, since it is smaller than the sum of its proper divisors (49368760).

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

39325664 is an frugal number, since it uses more digits than its factorization.

39325664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855 (or 428 counting only the distinct ones).

The product of its digits is 116640, while the sum is 38.

The square root of 39325664 is about 6271.0177802331. The cubic root of 39325664 is about 340.0624568076.

The spelling of 39325664 in words is "thirty-nine million, three hundred twenty-five thousand, six hundred sixty-four".