64224698 has 8 divisors (see below), whose sum is σ = 96383892. Its totient is φ = 32096736.

The previous prime is 64224697. The next prime is 64224703. The reversal of 64224698 is 89642246.

It can be written as a sum of positive squares in 2 ways, for example, as 56896849 + 7327849 = 7543^2 + 2707^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64224697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1715 + ... + 11462.

Almost surely, 2^64224698 is an apocalyptic number.

64224698 is a deficient number, since it is larger than the sum of its proper divisors (32159194).

64224698 is a wasteful number, since it uses less digits than its factorization.

64224698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15616.

The product of its digits is 165888, while the sum is 41.

The square root of 64224698 is about 8014.0313201285. The cubic root of 64224698 is about 400.4675740566.

The spelling of 64224698 in words is "sixty-four million, two hundred twenty-four thousand, six hundred ninety-eight".