64384468 has 12 divisors (see below), whose sum is σ = 113726592. Its totient is φ = 31891160.

The previous prime is 64384421. The next prime is 64384471. The reversal of 64384468 is 86448346.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74788 + ... + 75643.

It is an arithmetic number, because the mean of its divisors is an integer number (9477216).

Almost surely, 2^64384468 is an apocalyptic number.

It is an amenable number.

64384468 is a deficient number, since it is larger than the sum of its proper divisors (49342124).

64384468 is a wasteful number, since it uses less digits than its factorization.

64384468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150542 (or 150540 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The square root of 64384468 is about 8023.9932701866. The cubic root of 64384468 is about 400.7993764291.

The spelling of 64384468 in words is "sixty-four million, three hundred eighty-four thousand, four hundred sixty-eight".