63604422 has 24 divisors (see below), whose sum is σ = 157496976. Its totient is φ = 18172656.

The previous prime is 63604421. The next prime is 63604433. The reversal of 63604422 is 22440636.

63604422 is a `hidden beast` number, since 636 + 0 + 4 + 4 + 22 = 666.

63604422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63604421) 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 11 ways as a sum of consecutive naturals, for example, 252273 + ... + 252524.

It is an arithmetic number, because the mean of its divisors is an integer number (6562374).

Almost surely, 2^63604422 is an apocalyptic number.

63604422 is an abundant number, since it is smaller than the sum of its proper divisors (93892554).

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

63604422 is a wasteful number, since it uses less digits than its factorization.

63604422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504812 (or 504809 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 63604422 is about 7975.2380528734. The cubic root of 63604422 is about 399.1741753742.

The spelling of 63604422 in words is "sixty-three million, six hundred four thousand, four hundred twenty-two".