63484369 has 4 divisors (see below), whose sum is σ = 68367796. Its totient is φ = 58600944.

The previous prime is 63484349. The next prime is 63484381. The reversal of 63484369 is 96348436.

63484369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29844369 + 33640000 = 5463^2 + 5800^2 .

It is a cyclic number.

It is not a de Polignac number, because 63484369 - 2⁷ = 63484241 is a prime.

It is a super-2 number, since 2×63484369² = 8060530214656322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63484349) 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 3 ways as a sum of consecutive naturals, for example, 2441694 + ... + 2441719.

It is an arithmetic number, because the mean of its divisors is an integer number (17091949).

Almost surely, 2^63484369 is an apocalyptic number.

It is an amenable number.

63484369 is a deficient number, since it is larger than the sum of its proper divisors (4883427).

63484369 is a wasteful number, since it uses less digits than its factorization.

63484369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4883426.

The product of its digits is 373248, while the sum is 43.

The square root of 63484369 is about 7967.7078887218. The cubic root of 63484369 is about 398.9228708354.

The spelling of 63484369 in words is "sixty-three million, four hundred eighty-four thousand, three hundred sixty-nine".