39397795 has 4 divisors (see below), whose sum is σ = 47277360. Its totient is φ = 31518232.

The previous prime is 39397769. The next prime is 39397801. The reversal of 39397795 is 59779393.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59779393 = 1613 ⋅37061.

It is a cyclic number.

It is not a de Polignac number, because 39397795 - 2⁵ = 39397763 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3939775 + ... + 3939784.

It is an arithmetic number, because the mean of its divisors is an integer number (11819340).

Almost surely, 2^39397795 is an apocalyptic number.

39397795 is a deficient number, since it is larger than the sum of its proper divisors (7879565).

39397795 is an equidigital number, since it uses as much as digits as its factorization.

39397795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7879564.

The product of its digits is 1607445, while the sum is 52.

The square root of 39397795 is about 6276.7662852778. The cubic root of 39397795 is about 340.2702436217.

The spelling of 39397795 in words is "thirty-nine million, three hundred ninety-seven thousand, seven hundred ninety-five".