63604434 has 8 divisors (see below), whose sum is σ = 127208880. Its totient is φ = 21201476.

The previous prime is 63604433. The next prime is 63604451. The reversal of 63604434 is 43440636.

63604434 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.

63604434 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63604433) 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, 5300364 + ... + 5300375.

It is an arithmetic number, because the mean of its divisors is an integer number (15901110).

Almost surely, 2^63604434 is an apocalyptic number.

63604434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63604434 is a wasteful number, since it uses less digits than its factorization.

63604434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10600744.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 63604434 is about 7975.2388052020. The cubic root of 63604434 is about 399.1742004778.

The spelling of 63604434 in words is "sixty-three million, six hundred four thousand, four hundred thirty-four".