65256297 has 8 divisors (see below), whose sum is σ = 89130720. Its totient is φ = 42443040.

The previous prime is 65256287. The next prime is 65256307. The reversal of 65256297 is 79265256.

It is an interprime number because it is at equal distance from previous prime (65256287) and next prime (65256307).

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

It is not a de Polignac number, because 65256297 - 2⁴ = 65256281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65256277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265147 + ... + 265392.

It is an arithmetic number, because the mean of its divisors is an integer number (11141340).

Almost surely, 2^65256297 is an apocalyptic number.

It is an amenable number.

65256297 is a deficient number, since it is larger than the sum of its proper divisors (23874423).

65256297 is a wasteful number, since it uses less digits than its factorization.

65256297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530583.

The product of its digits is 226800, while the sum is 42.

The square root of 65256297 is about 8078.1369758132. The cubic root of 65256297 is about 402.6003443091.

The spelling of 65256297 in words is "sixty-five million, two hundred fifty-six thousand, two hundred ninety-seven".