64341646 has 8 divisors (see below), whose sum is σ = 97468344. Its totient is φ = 31852200.

The previous prime is 64341643. The next prime is 64341659. The reversal of 64341646 is 64614346.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64341643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159060 + ... + 159463.

It is an arithmetic number, because the mean of its divisors is an integer number (12183543).

Almost surely, 2^64341646 is an apocalyptic number.

64341646 is a deficient number, since it is larger than the sum of its proper divisors (33126698).

64341646 is a wasteful number, since it uses less digits than its factorization.

64341646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318626.

The product of its digits is 41472, while the sum is 34.

The square root of 64341646 is about 8021.3244542282. The cubic root of 64341646 is about 400.7104997281.

The spelling of 64341646 in words is "sixty-four million, three hundred forty-one thousand, six hundred forty-six".