65936849 has 8 divisors (see below), whose sum is σ = 73875648. Its totient is φ = 58322160.

The previous prime is 65936833. The next prime is 65936851. The reversal of 65936849 is 94863956.

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

It is a cyclic number.

It is not a de Polignac number, because 65936849 - 2⁴ = 65936833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65936797 and 65936806.

It is not an unprimeable number, because it can be changed into a prime (65936809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80597 + ... + 81410.

It is an arithmetic number, because the mean of its divisors is an integer number (9234456).

Almost surely, 2^65936849 is an apocalyptic number.

It is an amenable number.

65936849 is a deficient number, since it is larger than the sum of its proper divisors (7938799).

65936849 is a wasteful number, since it uses less digits than its factorization.

65936849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162055.

The product of its digits is 1399680, while the sum is 50.

The square root of 65936849 is about 8120.1507990923. The cubic root of 65936849 is about 403.9950678253.

The spelling of 65936849 in words is "sixty-five million, nine hundred thirty-six thousand, eight hundred forty-nine".