39790017 has 6 divisors (see below), whose sum is σ = 57474482. Its totient is φ = 26526672.

The previous prime is 39789991. The next prime is 39790021. The reversal of 39790017 is 71009793.

39790017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 30735936 + 9054081 = 5544^2 + 3009^2 .

It is not a de Polignac number, because 39790017 - 2⁷ = 39789889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39790067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2210548 + ... + 2210565.

Almost surely, 2^39790017 is an apocalyptic number.

It is an amenable number.

39790017 is a deficient number, since it is larger than the sum of its proper divisors (17684465).

39790017 is a wasteful number, since it uses less digits than its factorization.

39790017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4421119 (or 4421116 counting only the distinct ones).

The product of its (nonzero) digits is 11907, while the sum is 36.

The square root of 39790017 is about 6307.9328626738. The cubic root of 39790017 is about 341.3956959478.

The spelling of 39790017 in words is "thirty-nine million, seven hundred ninety thousand, seventeen".