39530064 has 80 divisors (see below), whose sum is σ = 119139200. Its totient is φ = 11294304.

The previous prime is 39530063. The next prime is 39530107. The reversal of 39530064 is 46003593.

It is a happy number.

It is a nialpdrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39530063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5647149 + ... + 5647155.

It is an arithmetic number, because the mean of its divisors is an integer number (1489240).

Almost surely, 2^39530064 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 39530064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59569600).

39530064 is an abundant number, since it is smaller than the sum of its proper divisors (79609136).

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

39530064 is an frugal number, since it uses more digits than its factorization.

39530064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60 (or 12 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 39530064 is about 6287.2938534794. The cubic root of 39530064 is about 340.6506111989.

The spelling of 39530064 in words is "thirty-nine million, five hundred thirty thousand, sixty-four".