64322146 has 8 divisors (see below), whose sum is σ = 110266560. Its totient is φ = 27566628.

The previous prime is 64322143. The next prime is 64322183. The reversal of 64322146 is 64122346.

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

It is not an unprimeable number, because it can be changed into a prime (64322143) 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, 2297206 + ... + 2297233.

It is an arithmetic number, because the mean of its divisors is an integer number (13783320).

Almost surely, 2^64322146 is an apocalyptic number.

64322146 is a deficient number, since it is larger than the sum of its proper divisors (45944414).

64322146 is a wasteful number, since it uses less digits than its factorization.

64322146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4594448.

The product of its digits is 6912, while the sum is 28.

The square root of 64322146 is about 8020.1088521291. The cubic root of 64322146 is about 400.6700145745.

The spelling of 64322146 in words is "sixty-four million, three hundred twenty-two thousand, one hundred forty-six".