64324249 has 8 divisors (see below), whose sum is σ = 71061120. Its totient is φ = 57735600.

The previous prime is 64324237. The next prime is 64324283. The reversal of 64324249 is 94242346.

64324249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 64324249 - 2²¹ = 62227097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64324049) by changing a digit.

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, 36142 + ... + 37879.

It is an arithmetic number, because the mean of its divisors is an integer number (8882640).

Almost surely, 2^64324249 is an apocalyptic number.

It is an amenable number.

64324249 is a deficient number, since it is larger than the sum of its proper divisors (6736871).

64324249 is a wasteful number, since it uses less digits than its factorization.

64324249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74111.

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

The square root of 64324249 is about 8020.2399590037. The cubic root of 64324249 is about 400.6743811362.

The spelling of 64324249 in words is "sixty-four million, three hundred twenty-four thousand, two hundred forty-nine".