39696347 has 2 divisors, whose sum is σ = 39696348. Its totient is φ = 39696346.

The previous prime is 39696289. The next prime is 39696373. The reversal of 39696347 is 74369693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39696347 - 2¹⁴ = 39679963 is a prime.

It is not a weakly prime, because it can be changed into another prime (39696847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19848173 + 19848174.

It is an arithmetic number, because the mean of its divisors is an integer number (19848174).

Almost surely, 2^39696347 is an apocalyptic number.

39696347 is a deficient number, since it is larger than the sum of its proper divisors (1).

39696347 is an equidigital number, since it uses as much as digits as its factorization.

39696347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 47.

The square root of 39696347 is about 6300.5037100219. The cubic root of 39696347 is about 341.1275913346.

The spelling of 39696347 in words is "thirty-nine million, six hundred ninety-six thousand, three hundred forty-seven".