64265217 has 8 divisors (see below), whose sum is σ = 85725600. Its totient is φ = 42824160.

The previous prime is 64265213. The next prime is 64265237. The reversal of 64265217 is 71256246.

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

It is not a de Polignac number, because 64265217 - 2² = 64265213 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (64265213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7242 + ... + 13452.

It is an arithmetic number, because the mean of its divisors is an integer number (10715700).

Almost surely, 2^64265217 is an apocalyptic number.

It is an amenable number.

64265217 is a deficient number, since it is larger than the sum of its proper divisors (21460383).

64265217 is a wasteful number, since it uses less digits than its factorization.

64265217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9663.

The product of its digits is 20160, while the sum is 33.

The square root of 64265217 is about 8016.5589251249. The cubic root of 64265217 is about 400.5517739305.

The spelling of 64265217 in words is "sixty-four million, two hundred sixty-five thousand, two hundred seventeen".