39796538 has 8 divisors (see below), whose sum is σ = 59756340. Its totient is φ = 19877760.

The previous prime is 39796531. The next prime is 39796567. The reversal of 39796538 is 83569793.

It can be written as a sum of positive squares in 2 ways, for example, as 36638809 + 3157729 = 6053^2 + 1777^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (39796531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7703 + ... + 11786.

Almost surely, 2^39796538 is an apocalyptic number.

39796538 is a deficient number, since it is larger than the sum of its proper divisors (19959802).

39796538 is a wasteful number, since it uses less digits than its factorization.

39796538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20512.

The product of its digits is 1224720, while the sum is 50.

The square root of 39796538 is about 6308.4497303220. The cubic root of 39796538 is about 341.4143448443.

The spelling of 39796538 in words is "thirty-nine million, seven hundred ninety-six thousand, five hundred thirty-eight".