39796807 has 2 divisors, whose sum is σ = 39796808. Its totient is φ = 39796806.

The previous prime is 39796789. The next prime is 39796837. The reversal of 39796807 is 70869793.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39796807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39796837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19898403 + 19898404.

It is an arithmetic number, because the mean of its divisors is an integer number (19898404).

Almost surely, 2^39796807 is an apocalyptic number.

39796807 is a deficient number, since it is larger than the sum of its proper divisors (1).

39796807 is an equidigital number, since it uses as much as digits as its factorization.

39796807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 39796807 is about 6308.4710508966. The cubic root of 39796807 is about 341.4151140926.

The spelling of 39796807 in words is "thirty-nine million, seven hundred ninety-six thousand, eight hundred seven".