39795247 has 2 divisors, whose sum is σ = 39795248. Its totient is φ = 39795246.

The previous prime is 39795211. The next prime is 39795251. The reversal of 39795247 is 74259793.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39795247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39795197 and 39795206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39795257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19897623 + 19897624.

It is an arithmetic number, because the mean of its divisors is an integer number (19897624).

Almost surely, 2^39795247 is an apocalyptic number.

39795247 is a deficient number, since it is larger than the sum of its proper divisors (1).

39795247 is an equidigital number, since it uses as much as digits as its factorization.

39795247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 46.

The square root of 39795247 is about 6308.3474064132. The cubic root of 39795247 is about 341.4106529764.

The spelling of 39795247 in words is "thirty-nine million, seven hundred ninety-five thousand, two hundred forty-seven".