64065146 has 16 divisors (see below), whose sum is σ = 103187520. Its totient is φ = 29722560.

The previous prime is 64065139. The next prime is 64065151. The reversal of 64065146 is 64156046.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10856 + ... + 15683.

It is an arithmetic number, because the mean of its divisors is an integer number (6449220).

Almost surely, 2^64065146 is an apocalyptic number.

64065146 is a deficient number, since it is larger than the sum of its proper divisors (39122374).

64065146 is a wasteful number, since it uses less digits than its factorization.

64065146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26629.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 64065146 is about 8004.0705893939. The cubic root of 64065146 is about 400.1356748090.

The spelling of 64065146 in words is "sixty-four million, sixty-five thousand, one hundred forty-six".