39120704 has 28 divisors (see below), whose sum is σ = 88721184. Its totient is φ = 16765824.

The previous prime is 39120701. The next prime is 39120709. The reversal of 39120704 is 40702193.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39120701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43214 + ... + 44109.

Almost surely, 2^39120704 is an apocalyptic number.

It is an amenable number.

39120704 is an abundant number, since it is smaller than the sum of its proper divisors (49600480).

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

39120704 is an equidigital number, since it uses as much as digits as its factorization.

39120704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87342 (or 87332 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 39120704 is about 6254.6545867857. The cubic root of 39120704 is about 339.4706410699.

Adding to 39120704 its reverse (40702193), we get a palindrome (79822897).

The spelling of 39120704 in words is "thirty-nine million, one hundred twenty thousand, seven hundred four".