39725056 has 96 divisors (see below), whose sum is σ = 96707520. Its totient is φ = 15925248.

The previous prime is 39725053. The next prime is 39725057. The reversal of 39725056 is 65052793.

It is not an unprimeable number, because it can be changed into a prime (39725053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243631 + ... + 243793.

It is an arithmetic number, because the mean of its divisors is an integer number (1007370).

Almost surely, 2^39725056 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 39725056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48353760).

39725056 is an abundant number, since it is smaller than the sum of its proper divisors (56982464).

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

39725056 is a wasteful number, since it uses less digits than its factorization.

39725056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 39725056 is about 6302.7816081473. The cubic root of 39725056 is about 341.2098077331.

The spelling of 39725056 in words is "thirty-nine million, seven hundred twenty-five thousand, fifty-six".