64344346 has 16 divisors (see below), whose sum is σ = 105582240. Its totient is φ = 29166480.

The previous prime is 64344341. The next prime is 64344361.

64344346 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (64344341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4480 + ... + 12196.

It is an arithmetic number, because the mean of its divisors is an integer number (6598890).

Almost surely, 2^64344346 is an apocalyptic number.

64344346 is a deficient number, since it is larger than the sum of its proper divisors (41237894).

64344346 is a wasteful number, since it uses less digits than its factorization.

64344346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8109.

The product of its digits is 82944, while the sum is 34.

The square root of 64344346 is about 8021.4927538458. The cubic root of 64344346 is about 400.7161047200.

The spelling of 64344346 in words is "sixty-four million, three hundred forty-four thousand, three hundred forty-six".