64318463 has 16 divisors (see below), whose sum is σ = 76114080. Its totient is φ = 53683200.

The previous prime is 64318447. The next prime is 64318483. The reversal of 64318463 is 36481346.

It is a cyclic number.

It is not a de Polignac number, because 64318463 - 2⁴ = 64318447 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64318483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3473 + ... + 11861.

It is an arithmetic number, because the mean of its divisors is an integer number (4757130).

Almost surely, 2^64318463 is an apocalyptic number.

64318463 is a deficient number, since it is larger than the sum of its proper divisors (11795617).

64318463 is a wasteful number, since it uses less digits than its factorization.

64318463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8458.

The product of its digits is 41472, while the sum is 35.

The square root of 64318463 is about 8019.8792384923. The cubic root of 64318463 is about 400.6623671523.

The spelling of 64318463 in words is "sixty-four million, three hundred eighteen thousand, four hundred sixty-three".