64648195 has 8 divisors (see below), whose sum is σ = 82141344. Its totient is φ = 48676224.

The previous prime is 64648189. The next prime is 64648201. The reversal of 64648195 is 59184646.

64648195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64648189) and next prime (64648201).

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 64648195 - 2³ = 64648187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380199 + ... + 380368.

It is an arithmetic number, because the mean of its divisors is an integer number (10267668).

Almost surely, 2^64648195 is an apocalyptic number.

64648195 is a deficient number, since it is larger than the sum of its proper divisors (17493149).

64648195 is a wasteful number, since it uses less digits than its factorization.

64648195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760589.

The product of its digits is 207360, while the sum is 43.

The square root of 64648195 is about 8040.4101263555. The cubic root of 64648195 is about 401.3458727375.

It can be divided in two parts, 646 and 48195, that added together give a square (48841 = 221²).

The spelling of 64648195 in words is "sixty-four million, six hundred forty-eight thousand, one hundred ninety-five".